Question

5. Find the length of KL shown in red below. Show all work.

M
162°
Mi
5 ft.
K
L
PREVI

Answer 1

1.57ft

Explanation:

The circumference is twice the radius times pi.

C=2πr

C=2·π·5

C=10π

C=31.4159265359

We know that KL is 18° of that (180-162).

So we get the formula

31.4159265359÷360x18=1.57