Question

∠3 and ∠4 are supplementary angles. Given m∠3=56°, find m∠4

Answer 1

124

Step-by-step explanation

subtract 56 from 180

Answer 2

Answer: the measure of angle 4 is 124.

Step-by-step explanation: A supplementary angle is equal to 180°, so you have to subtract 56° from 180°.