schoolkillsme
Determine the measure of x
Delete
Share
This Question is Open
schoolkillsme
Best Response
You've already chosen the best response.
1
|dw:1358388607551:dw|
schoolkillsme
Best Response
You've already chosen the best response.
1
Using trigg .. how would you determine the value of x ?
Kuoministers
Best Response
You've already chosen the best response.
1
use cos rule
schoolkillsme
Best Response
You've already chosen the best response.
1
yee but how would I plug everything in.. I did it on my test and got it wrong :/
Kuoministers
Best Response
You've already chosen the best response.
1
you just plug it in LOL!!!
make sure when you get your answer you need to do inverse cos?
Kuoministers
Best Response
You've already chosen the best response.
1
what did you get as answer?
and what is real answer?
schoolkillsme
Best Response
You've already chosen the best response.
1
lmaao I sound dumb but its actually confusing to me :$ I did it and he wrote "bad form" ? I got 1 out of 3 marks .
Kuoministers
Best Response
You've already chosen the best response.
1
can you pls show me your working out?
Kuoministers
Best Response
You've already chosen the best response.
1
you gotta make sure that 17cm is C
schoolkillsme
Best Response
You've already chosen the best response.
1
yee i put 17 cm as c .. im confused as to how you know its c ?
Kuoministers
Best Response
You've already chosen the best response.
1
schoolkillsme
Best Response
You've already chosen the best response.
1
ohh okk !
Kuoministers
Best Response
You've already chosen the best response.
1
you want to find x right? so x has to be c and opposite x is C got it!!??
Kuoministers
Best Response
You've already chosen the best response.
1
try again and lets see what answer you got?
schoolkillsme
Best Response
You've already chosen the best response.
1
ok im gonna try it
schoolkillsme
Best Response
You've already chosen the best response.
1
schoolkillsme
Best Response
You've already chosen the best response.
1
Is this correct? @kuoministers
schoolkillsme
Best Response
You've already chosen the best response.
1
when i got the decimal, i did the inverse of cos
Kuoministers
Best Response
You've already chosen the best response.
1
YES!!! but it needs to be in degrees. still right
schoolkillsme
Best Response
You've already chosen the best response.
1
YES! thank you, its gonna help alot for my exam tommoro :)
Kuoministers
Best Response
You've already chosen the best response.
1
cheers :)
Kuoministers
Best Response
You've already chosen the best response.
1
ill give you another tip
schoolkillsme
Best Response
You've already chosen the best response.
1
Please do!
Kuoministers
Best Response
You've already chosen the best response.
1
if the side is the longest the angle will also be the largest
because often question ask to find the largest angle
Kuoministers
Best Response
You've already chosen the best response.
1
the angle opposite to that side sorry
schoolkillsme
Best Response
You've already chosen the best response.
1
ok understood, thank you!
Kuoministers
Best Response
You've already chosen the best response.
1
eg... on your question the angle opposite 21 will be the largest. which is angle y
schoolkillsme
Best Response
You've already chosen the best response.
1
ok wait I have another question, give me a few more mins please
schoolkillsme
Best Response
You've already chosen the best response.
1
Kuoministers
Best Response
You've already chosen the best response.
1
for this you need the sin rule
schoolkillsme
Best Response
You've already chosen the best response.
1
does this have the same kind of concept?
schoolkillsme
Best Response
You've already chosen the best response.
1
okk
Kuoministers
Best Response
You've already chosen the best response.
1
you need to know all the sin and cos rules
Kuoministers
Best Response
You've already chosen the best response.
1
schoolkillsme
Best Response
You've already chosen the best response.
1
okk I understand that very well now
how about for this question ? how would you solve it.. it has 2 parts
schoolkillsme
Best Response
You've already chosen the best response.
1
it includes the angle of depression
Kuoministers
Best Response
You've already chosen the best response.
1
ahaha this question is long :P
Kuoministers
Best Response
You've already chosen the best response.
1
Kuoministers
Best Response
You've already chosen the best response.
1
that angle is 8 degree btw
schoolkillsme
Best Response
You've already chosen the best response.
1
I knooow LOOL :p sorrrry .. i have liek a million questions but I dont wanna be annoying! honestly my teacher's no help at all and I have my exam tommoroe :$ Thank you soo much for your help tho!
schoolkillsme
Best Response
You've already chosen the best response.
1
ohh ok
Kuoministers
Best Response
You've already chosen the best response.
1
Kuoministers
Best Response
You've already chosen the best response.
1
do you know how to solve it now?
or do i need to go further?
schoolkillsme
Best Response
You've already chosen the best response.
1
Mind going further? How did you get 8 ?
Kuoministers
Best Response
You've already chosen the best response.
1
my bad its 98 IM SORRY >.<
schoolkillsme
Best Response
You've already chosen the best response.
1
yes that makes more sence :)
Kuoministers
Best Response
You've already chosen the best response.
1
im solving 4 question at once and my own HW...
Kuoministers
Best Response
You've already chosen the best response.
1
schoolkillsme
Best Response
You've already chosen the best response.
1
WOOW you can multitask x2
Kuoministers
Best Response
You've already chosen the best response.
1
calculus homework isnt fun... try to avoid it :D
schoolkillsme
Best Response
You've already chosen the best response.
1
I have to take calculus and functions and all that jazz .. I want to be a dentist ! we need all that LOL *sigh*
Kuoministers
Best Response
You've already chosen the best response.
1
you are in year 9-10 i presume?
Kuoministers
Best Response
You've already chosen the best response.
1
oh understand how to do part a) now?
schoolkillsme
Best Response
You've already chosen the best response.
1
using cos rule for the triangle in red will help get the distance right ?
Kuoministers
Best Response
You've already chosen the best response.
1
yes
schoolkillsme
Best Response
You've already chosen the best response.
1
yees and yees 10
Kuoministers
Best Response
You've already chosen the best response.
1
sorry if its extremely messy now
schoolkillsme
Best Response
You've already chosen the best response.
1
no dw its not! and okk I understand now.
Im going to try solving it on my own now and will ask questions if I get stuck:)
Kuoministers
Best Response
You've already chosen the best response.
1
to find b) it would be similar from finding a)
gl with getting the correct answer
Kuoministers
Best Response
You've already chosen the best response.
1
sure :)
Kuoministers
Best Response
You've already chosen the best response.
1
you can see anytime if im online and message me if your my fan :P
schoolkillsme
Best Response
You've already chosen the best response.
1
ahhaha will do! You were great help btw thaanks
Kuoministers
Best Response
You've already chosen the best response.
1
hey :)
schoolkillsme
Best Response
You've already chosen the best response.
1
hahhaa help me !! :(
Kuoministers
Best Response
You've already chosen the best response.
1
sure
Kuoministers
Best Response
You've already chosen the best response.
1
now you can work it out?
Kuoministers
Best Response
You've already chosen the best response.
1
im going out for lunch soon :)
so ill try to make it quick
Kuoministers
Best Response
You've already chosen the best response.
1
schoolkillsme
Best Response
You've already chosen the best response.
1
x = 1.33km ?
\
Kuoministers
Best Response
You've already chosen the best response.
1
yes i got something similiar to that!!!
schoolkillsme
Best Response
You've already chosen the best response.
1
OMGG Thank God !!
schoolkillsme
Best Response
You've already chosen the best response.
1
I swear I thought I was never gonna understand this .
Kuoministers
Best Response
You've already chosen the best response.
1
1.339618281
Kuoministers
Best Response
You've already chosen the best response.
1
yea well done :)
Kuoministers
Best Response
You've already chosen the best response.
1
now lets see you do number b O.O
:D
schoolkillsme
Best Response
You've already chosen the best response.
1
yess got exactly taht
schoolkillsme
Best Response
You've already chosen the best response.
1
lol oh great ;P
Kuoministers
Best Response
You've already chosen the best response.
1
so have you gotton a answer for b yet?
schoolkillsme
Best Response
You've already chosen the best response.
1
1.33 km ??
schoolkillsme
Best Response
You've already chosen the best response.
1
1.325968944 ? full answer I got
Kuoministers
Best Response
You've already chosen the best response.
1
1.326581208
close enough :)
Kuoministers
Best Response
You've already chosen the best response.
1
\[\Huge{\color{red}{\leftarrow \boxed{\mathbb{\text{CongratS}}}}} \]
Kuoministers
Best Response
You've already chosen the best response.
1
lol idk what im pointing to :P
schoolkillsme
Best Response
You've already chosen the best response.
1
omg YESS!, it took me alot of thinking even after you explained it lmaaao!
schoolkillsme
Best Response
You've already chosen the best response.
1
hahaaa ;P thaaanks girl? or guy? lol
you helped me alot
schoolkillsme
Best Response
You've already chosen the best response.
1
almost midnight here, need to sleep lol !! Wish me luck for tommoroe:)
Kuoministers
Best Response
You've already chosen the best response.
1
guy :D
Kuoministers
Best Response
You've already chosen the best response.
1
i just find this cat humorous