5. The angles of a quadrilateral 1p
are in the ratio 1:3:7:9. The
measure of the largest angle is:
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1
Answer:
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Answered by
1
Answer:
162 degree.
Step-by-step explanation:
x+3x+7x+9x=360
20x=360
x=360/20
x=18
Largest angle = 9x18 = 162 degree
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