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Triangle QWR is dilated with a scale factor of 2 to create ∆Q′W'R′. The measure of ∠R′ is 20°. What is m∠R?
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Triangle QWR is dilated with a scale factor of 2 to create ∆Q′W'R′. The measure of ∠R′ is 20°. What is m∠R?

User Matthew Van Boheemen
by
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1 Answer

1 vote

Answer:

10 degrees

Explanation:

Scale factor is multiplying, so to undo you divide

20/2 = 10

m<R = 10

User Meqwz
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