3
QuizMultiple Choice
Solving for Angle Measures of Right Triangles
Question 3 • PF 2627 NW3 Geometry (MGH) CR
Triangle A B C is shown. Angle A C B is a right angle. The length of hypotenuse A B is 13, the length of C B is 12, and the length of A C is 5. Angle C A B is x.
Answer
A
tan−1 = x
B
tan−1 = x
C
cos−1 = x
D
cos−1 = x