Question

Find 0 (in radians) for an

angle having an arc length of
21 and a radius of 8.
0 =
=
radians

Answer 1

Explanation:

C = 2
`\pi` r

C = 16
`\pi`

`\beta` = 2
`\pi` ÷
`(16\pi )/(21)` =
`(21)/(8)`