Question

(math problem in picture)

Find the unknown side of the right triangle down below. round to the nearest tenth.

A. 7.2 mm

b. 8.2 mm

c. 5.4 mm

d. 6.9 mm

Answer 1

6.9

Explanation:

according to pythagoras theram

h²=p²+b²

8²=4²+b²

64=16- b²

b²=64-16

b²=48

b=✓48

b=6.9

Answer 2

Answer: 6.9

Explanation:

You do cos-1(4/8) in your Calculator and get 60

Then you take that and put sin(60)x8 into your Calculator and you get 6.9282….. aka 6.9