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Mathematics 8 Online
OpenStudy (anonymous):

If ∠A and ∠B are vertical angles, and ∠A = 66°, find ∠B. A. 33° B. 66° C. 84° D. 174°

OpenStudy (superdavesuper):

Vertical means 90deg. So if A AND B equal 90deg...

OpenStudy (anonymous):

No, vertical angles are opposite sides of a vertex when two segments cross|dw:1389162969339:dw| The drawing shows vertical angle pairs. You should have a Theorem that states VA's are congruent.

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