Question

Given mG H = 59 degrees and mEF=
123, Find m

Answer 1

∠ J = 32°

Explanation:

the secant- secant angle J is half the difference of the measure of the intercepted arcs, that is

∠ J =
`(1)/(2)` (EF - GH) =
`(1)/(2)` (123 - 59)° =
`(1)/(2)` × 64° = 32°