Solve the right triangle.
-B = 36.9°, c = 2.5 mm, C = 90°
A)a = 1.2 mm, A = 53.1°, b = 2.2 cm
B)a = 1.5 mm, A = 53.1°, b = 2.0 mm
C)a = 2.0 mm, A = 53.1°, b = 1.2 mm
D)a = 2.0 mm, A = 53.1°, b = 1.5 mm

Question

Quizplus · Accepted Answer

In a right triangle, the sum of angles A and B is 90°. Given B = 36.9°, angle A = 53.1°. Using the sine and cosine functions, a = c * sin(B) = 2.0 mm and b = c * cos(B) = 1.5 mm.

Solve the Right Triangle