SOLUTION: Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse. cosB=3/5, a = 18 b= c=

Algebra ->  Trigonometry-basics -> SOLUTION: Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse. cosB=3/5, a = 18 b= c=       Log On


   

Question 1122681: Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.
cosB=3/5, a = 18
b=
c=
Found 2 solutions by josmiceli, MathTherapy:
Answer by josmiceli(19441) About Me  (Show Source):
Answer by MathTherapy(10556) About Me  (Show Source):
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Find the lengths of the missing sides if side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse.
cosB=3/5, a = 18
b=
c=
As , the triangle represents a 3-4-5 (a-b-c) PYTHAGOREAN TRIPLE. 

With a being 18 (3 * 6), 

That's ALL!!