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jbsalonga08
Vertical angles must be C and D

A.be complementary. They are not always complementary, to be complementary means having a sum of 90 deg
B.be acute. - Vertical angles can be NOT acute depending on how they are positioned and intersected with the lines.

Answer
C.have the same vertex.
D.be congruent.
codyfeatherston752

Answer:

Vertical angles must:

Check all that apply.

 

√A. be congruent.

B. be acute.  

√C. have the same vertex.

D. Χοbe complementary.

Step-by-step explanation:

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