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Three angles in a quadrilateral measure 90, 53, and 74. What is the measure of the fourth angle A 53 B 93 C 133 D 143 Please Explain
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Three angles in a quadrilateral measure 90, 53, and 74. What is the measure of the fourth angle

A 53
B 93
C 133
D 143
Please Explain

User Ray Salemi
by
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2 Answers

3 votes
The answer to your question is D.143
User Seth Jeffery
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7.7k points
4 votes
In a quadrilateral the interior angles add up to 360 degrees so if you subtract 90, 53, and 74 from 360 you get the fourth angle

360-90-53-74 = 143

D. 143
User Mark Grey
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7.6k points
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