ΔABC has undergone a 90° counter-clockwise rotation. m∠ABC = 85°, m∠BCA = 55° What is the measure of ∠B'C'A'? 55° 35° 85° 40°

asked Jan 4, 2019 29.8k views

1 vote

5.1k points

Please log in or register to add a comment.

4 votes

Answer:

The answer is 85 I took test

Explanation:

SmallGrammer answered Jan 6, 2019

5.3k points

0 votes

55 since in every transformation, angle measure is preserved.

Jlyh answered Jan 9, 2019

by Jlyh

5.4k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.2m questions

8.1m answers