Four angles of a quadrilateral are in ratio 1:3:5:9.Find second largest angle.
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Four angles of a quadrilateral are in ratio 1:3:5:9.Find second largest angle.
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Answer:
second largest angle is 100°
Step-by-step explanation:
sum of angle of a quadrilateral = 360°
x + 3x + 5x + 9x = 360°
18x = 360°
x= 20°
so, the second largest angle is 5x = 100°
hope it help you mate.
are the angles nd 2nd largest is 100