What type of angle is this? A. Straight angle B. Supplementary C. Complementary

asked Apr 6, 2022 71.2k views

21 votes

What type of angle is this?
A. Straight angle
B. Supplementary
C. Complementary

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5 votes

Answer:

Explanation:

If sum of two angles are 90, then they are complementary angles

x = 90 - 51 = 39

Lin Jianjie answered Apr 10, 2022

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