Question

Lines A and B areparallelA1 23 4B120°/68m24 = [? ]°

Answer 1

We have to find the measure of <4.

<4 and <1 are vertical angles, so they have the same measure.

Also, <1 and 120° are corresponding angles and have the same measure.

Then, m<4 is also 120°.

Answer: m<4 = 120°