19
QuizMultiple Choice
Unit Test — Unit test
Question 19 • FL-1206310-Geometry A - Flex
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