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Za and Zb are complementary angles. La measures 64°.
What is the measure of b?

User TienLuong
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1 Answer

2 votes
26°.

Complementary angles add up to 90°, so a + b = 90. We know the measure of a, so we insert that value and solve for b.

64 + b = 90
User Silentsurfer
by
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