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Mathematics 18 Online
OpenStudy (anonymous):

How would you solve the following geometry problem?: ∆PQR, find the measure of ∡P. In Triangle PQR where angle Q is a right angle. QR measures 33 point 8; PQ measures 57 point 6; measure of angle P is unknown. Answers: 30.4° 35.9° 54.1° 59.6° What I did: equation: tan(x) = 33.8/57.6 tan(x)=0.56 But I know that isn't correct.

OpenStudy (anonymous):

OpenStudy (shayaan_mustafa):

Hi CDT :) Nice name :p How are you?

OpenStudy (shayaan_mustafa):

Use tangent ratio

OpenStudy (anonymous):

haha thanks. Im alright just trying to solve this.

OpenStudy (anonymous):

could you give an example?

OpenStudy (shayaan_mustafa):

Tan\(\theta\)=\(\Large\frac{\text{Perp}}{\text{Base}}\) Tan\(\theta\)=\(\Large\frac{33.8}{57.6}\) Tan\(\theta\)=0.586 \(\theta\)=\(tan^{-1}\)(0.586) \(\theta\)=30.4

OpenStudy (shayaan_mustafa):

lol example. I have solved all. :D

OpenStudy (anonymous):

ok so thats how you put the tangent on the other side

OpenStudy (shayaan_mustafa):

Yes. When ratios move to others sides of equal then they have inverse.

OpenStudy (anonymous):

oh okay thanks a lot:)

OpenStudy (shayaan_mustafa):

Ever welcome.

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