AnswersA. CostelloWCA 5324 Geometry 1st Nine Weeks 26-27Lines Cut by a Transversal — Unit testQuestion 3
3
QuizMultiple Choice
Lines Cut by a Transversal — Unit test
Question 3 • (A. Costello)WCA 5324 Geometry 1st Nine Weeks 26-27
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