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What type of proofs did they use? Select the correct answer from each drop-down menu.

Julie and Samuel were each asked to prove m/CBD = 65° with the given information.

Given: m/ABC = 90°

m/ABD

= 25°

Prove: m/CBD = 65°

B

D

C

Statements

1. M/ABC

2. M/ABD

= 25°

3. M/ABD + m/CBD

4. 25° +m/CBD

5. M/CBD

=

-

90°

=

65°

Julie's Proof

90°

Reasons

1. Given

2. Given

= 90° 3. Angle addition postulate

4. Substitution property of equality

5. Subtraction property of equality

D



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