3
QuizMultiple Choice
Lines Cut by a Transversal — Unit test
Question 3 • (OC27) GEO-1206310-S1-Degele-VOL7006P
Given: mTRV = 60° mTRS = (4x)°Prove: x = 30What is the missing reason in step 3?
Answer
A
substitution property of equalityB
angle addition postulateC
subtraction property of equalityD
addition property of equality