Question

these are all seperate but im taking an exam for math and im stuck. the last two pictures go together! (the triangle and chart) thank you in advanced!

Answer 1

A 56

C

Right triangle

No,No,No,Yes

Explanation:

180-124=56

sin a=sideopposite/hypotnuse

8/17

cos a= side adjecent/hyptnuse

15/17