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Suppose (theta sign) is an angle in standard position whose terminal side lies in the given quadrant. For these functions, find the exact values of the remaining five trigonometric funtctions of (theta)
sin(theta)=4/5; Quadrant 4
tan(theta)=2; Quadrant 1
 one year ago
 one year ago
Suppose (theta sign) is an angle in standard position whose terminal side lies in the given quadrant. For these functions, find the exact values of the remaining five trigonometric funtctions of (theta) sin(theta)=4/5; Quadrant 4 tan(theta)=2; Quadrant 1
 one year ago
 one year ago

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imranmeah91Best ResponseYou've already chosen the best response.2
sin(theta)=4/5 dw:1335488862320:dw
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
dw:1335488894071:dw
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
How did you get that triangle?
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
I drew a triangle and use the fact the sin (theta)=4/5 remember sine is opposite over hypothenuse
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Ohhh, thats how you did it, okay!
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Now the 5 trig funtions of theta? I thought there were 3 trig functions o.O
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
now let's find adjacent side value using pythagorean theorem a^2+4^2=5^2 a^2=2516 a^2=9 a=3
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
dw:1335489127010:dw
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
now we can see what cos , and tan are cos is adjacent over hypotenuse cos(theta)= 3/5
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
Tangent is sin(theta)/cos(theta) 4/5  =4/3 3/5
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Okay, i got those two, what are the other 3 they are looking for?
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
csc(theta)= 1/sin(theta)= 1 = 5/4  4/5
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
sec(theta)= 1/cos(theta)= 1/ (3/5) = 5/3
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
cot(theta)= 1/tan(theta)= 1/(4/3) =3/4
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Oh we use the recriprocoals
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Ooooo, that makes much more sense!!! Okay, i know how to do the fraction one as we did now, but what about the second one, tan(theta)=2..how do i set that up?
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
tan(theta)=2=2/1; Quadrant 1 dw:1335489526582:dw
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
use pythagorean theorem to find hypotenuse
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Okay, so basically, if its a whole number, we put it as a fraction?
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Hypotenuse is square root of 3
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
sqrt[2^2+1^2]=sqrt[5]
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Srry, did it in my head, got my trusy calculator :D
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Okay, i got it, thanks for helpin :D
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
anything for my shrink
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
LOL, i might just pass algebra 2
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
I took algebra 2 in sophomore year, and it was big deal way back
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
Im taking it freshman :p
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
I wish, lol, i just barely pass every time.
 one year ago

imranmeah91Best ResponseYou've already chosen the best response.2
pre calc next year and then calculus
 one year ago

GOODMANBest ResponseYou've already chosen the best response.1
arghhh..dont remind me :/ Im taking summer school to prep for it.
 one year ago
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