SOLUTION: Assume ABC is a right triangle with the right angle at C. If A= 36º30' and b= 43.5cm, find c. (Round your answer to the nearest tenth of a cm.) Thank you.

Algebra ->  Trigonometry-basics -> SOLUTION: Assume ABC is a right triangle with the right angle at C. If A= 36º30' and b= 43.5cm, find c. (Round your answer to the nearest tenth of a cm.) Thank you.      Log On


   



Question 983717: Assume ABC is a right triangle with the right angle at C.
If A= 36º30' and b= 43.5cm, find c.
(Round your answer to the nearest tenth of a cm.)
Thank you.

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
note that A = 36 degrees 30 minutes = 36.5 degrees, then
cos(36.5) = 43.5 / c
c = 43.5 / cos(36.5) = 54.114111767, therefore
c = 54.1 cm