Answer:
See explanation
Step-by-step explanation:
<u>Question 1. </u>Write two-column proof.
Statement Reason
1.
Given
2.
Distributive Property of Equality
3.
Subtraction Property of Equality
4.
Division Property of Equality
<u>Question 2.</u>
Statement Reason
1.
Given
2.
Given
3.
Angle Addition Postulate
4.
Substitution Property of Equality
5.
is a right angle Definition of a right angle
6.
is a right triangle Definition of a right triangle
<u>Question 3:</u>
Statement Reason
1.
and
are supplementary Given
2.
Definition of supplementary angles
3.
Given
4.
Substitution Property of Equality
5.
Subtraction Property of Equality