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helpmeplz311
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Please.
helpmeplz311
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I beg of you.
AriPotta
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which ones do you need help on?
helpmeplz311
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um, all of them except number one on page b
AriPotta
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do you know the formula for the area of a square?
helpmeplz311
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no,i dont remember
AriPotta
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l x w = a, remember? but for a square, since the length and width are equal, you can just say s^2 = a
helpmeplz311
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Ohhh.
helpmeplz311
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yes. i was wondering however about the problems at the top of page b
AriPotta
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oooh i misread what you said. sorry, i'm tired
helpmeplz311
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its alright
helpmeplz311
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tnx for taking a look
AriPotta
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AriPotta
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so 7^2 + 2^2 = ?
helpmeplz311
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is that no one on page b?
AriPotta
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yea. number 1, page b
helpmeplz311
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thanks:)
AriPotta
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do you know what the answer is? or what you think the answer is?
helpmeplz311
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yup,7.2
helpmeplz311
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about
AriPotta
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ehh, i'd put 7.3 unless your teacher asked you not to round?
helpmeplz311
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well, i am allowed to use a calc, and it said 7.2......
AriPotta
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7.2801..., that's why i said 7.3, but put 7.2 if you want :)
helpmeplz311
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ill put 7.3:)
helpmeplz311
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ok, another one i need urgent help on
helpmeplz311
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number two on page b
AriPotta
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mmk, which one is that?
helpmeplz311
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and then, number two on page a., plus number three on page a
helpmeplz311
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my most urgent four.
AriPotta
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4 on a?
helpmeplz311
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yes
helpmeplz311
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i mean two and three on a
AriPotta
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wait, so you don't need help on 4?
helpmeplz311
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technically,all of them i need help on, but im doing four today and waking upmearly tomorrow to do the others
helpmeplz311
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unless you fel kind enough to help memonthem all
helpmeplz311
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but i doubt it
helpmeplz311
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since ur tired
AriPotta
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we're doign the same thing as the other one i posted
AriPotta
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doing*
helpmeplz311
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whic one is that?
AriPotta
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that's number 4 on page a
AriPotta
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so 13^2 + 12^2 = ?
helpmeplz311
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well, 11.48
144
helpmeplz311
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155.48?
AriPotta
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remember Pythagorean theorem... a^2 + b^2 = c^2
so 13^2 + 12^2 = c^2
169 + 144 = c^2
helpmeplz311
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oh
AriPotta
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313 = c^2, so what does c equal?
helpmeplz311
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are a and b aleeady squared?
helpmeplz311
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o square 313
AriPotta
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right, so what's the square of 313?
helpmeplz311
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9769
helpmeplz311
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from google cqlculator
AriPotta
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i meant square root, sorry
helpmeplz311
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o
helpmeplz311
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i entered '313^2' into the search engine
AriPotta
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yea, i know what you did, but this is what you need to do:
\[\sqrt{313}\]
helpmeplz311
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ohhh duh. *hits own face*
helpmeplz311
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17.69
AriPotta
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yup
helpmeplz311
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yay:) *writes*
helpmeplz311
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thatd be which 1?
AriPotta
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that was 4 on page a
AriPotta
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that was what you used to get the answer to number 4
helpmeplz311
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Ari, srry, im having trouble with number 2
helpmeplz311
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o
AriPotta
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ok
helpmeplz311
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tnx:)
AriPotta
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helpmeplz311
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Ari, the one you just hlped me on, was that the one withbthencoordinate points listed or the one about george?
AriPotta
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so the hypotenuse is 17...do you see how i got the the lenght of the one leg?
helpmeplz311
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and tnx
AriPotta
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with the coordinates listed
helpmeplz311
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tnx,let me look at ur most recent snapshot
helpmeplz311
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ok.mcan you explain what x is?
AriPotta
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yea, i was just asking you if you knew how i got 15 for the length of the one side? because if you know this, you can basically do any question similar to this
helpmeplz311
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oh.no. how?
AriPotta
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did you notice how the area of that square was 225? how can we find the side length of a square?
helpmeplz311
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sq root oof area
AriPotta
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yep, and that's how we got 15, does that make sense?
helpmeplz311
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15
helpmeplz311
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yes,ma'am
AriPotta
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so if we know the hypotenuse is 17, and a leg is 15...how can we go about finding the other leg length?
helpmeplz311
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15+x=17?
AriPotta
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what's the Pythagorean theorem?
helpmeplz311
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a^2+b^2=c^2
helpmeplz311
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15^2+b^2=17^2?
AriPotta
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yep
helpmeplz311
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yay
so i solve?
AriPotta
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if you know how to. show me what you think you do
helpmeplz311
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3.8-4.1
AriPotta
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you're doing the square root again!
helpmeplz311
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ii mean the other way around
AriPotta
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don't! lol
helpmeplz311
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srry :s
im addicted to sqnroots i think
helpmeplz311
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lol
helpmeplz311
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er,sobhow then?
AriPotta
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what's 15^2?
helpmeplz311
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oooh 225
AriPotta
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and what's 17^2?
helpmeplz311
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289
AriPotta
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right, so 225 + b^2 = 289. what do we do now?
helpmeplz311
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subtract
helpmeplz311
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289-225
helpmeplz311
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=64
AriPotta
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so b^2 = 64...what does b equal?
helpmeplz311
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8
AriPotta
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yep
helpmeplz311
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:0 lol all that for 8
AriPotta
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yea lol
helpmeplz311
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tnx:)
helpmeplz311
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ok, so one more
helpmeplz311
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the one after this one
AriPotta
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3 on page a?
helpmeplz311
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yes
AriPotta
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i think all you have to do for that is \[\sqrt{89}\]
helpmeplz311
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it has answer choices
AriPotta
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i know, what's the square root of 89?
helpmeplz311
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9.43
AriPotta
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9.43 matches which answer choice...?
helpmeplz311
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d:0
AriPotta
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yup
helpmeplz311
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one more and tnx so much!
AriPotta
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argh i thought that was our last one lol
helpmeplz311
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plz explain what to do on number two
AriPotta
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2 on page a?
AriPotta
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i thought we already did that one?
helpmeplz311
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yes
helpmeplz311
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rlly?
helpmeplz311
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i lostmtrack,whatnwasn it?
AriPotta
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i believe it was 8, remember?
helpmeplz311
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u knw which one im talking about?
AriPotta
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yea...2 on page a? we already did it?
helpmeplz311
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i lost track. k then,tnx so much!!!
AriPotta
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that's it then?
helpmeplz311
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not rlly, but i suppose thats all i mcan get help on,so...
AriPotta
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wll, you should be able to do it by yourself now. how about you try to do one by yourself, and i'll check
AriPotta
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well*
helpmeplz311
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which one
AriPotta
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whichever one we didn't do already and that you feel comfortable doing
helpmeplz311
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umm..let me c
helpmeplz311
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6 pg b
helpmeplz311
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doing it...
AriPotta
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"as the crow flies" i have no idea what that means lol
AriPotta
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oh wait! that's the hypotenuse!
helpmeplz311
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same:0
AriPotta
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the hypotenuse is your answer
helpmeplz311
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oh
helpmeplz311
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explain plz?
AriPotta
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well crows can fly over water and stuff. we'd have to walk around it. so "as the crow flies" is through the water or whatever, so it's the hypotenuse
helpmeplz311
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ok.tnx the kms i just draw on the plane?
helpmeplz311
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him going south then east?
AriPotta
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south is down, east is right
helpmeplz311
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ok,so i draw that and thats it?
AriPotta
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the hypotenuse, c, is the answer
helpmeplz311
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thank u! im done!!!!!
helpmeplz311
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i wish i could givenu an infinitenamount of medals! im writing a testimonial 2!
AriPotta
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aw c: thanks
helpmeplz311
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u deserve that n more!
helpmeplz311
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*tears of joy flood house*
helpmeplz311
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Im doing that first thing tomorrow!
AriPotta
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helpmeplz311
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i will of couse!
AriPotta
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good luck on your other questions :)
helpmeplz311
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rlly! tnx
helpmeplz311
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wt #?