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Question
The angles of a quadrilateral are in the ratio 3 : 3 : 5 : 7. The largest angle is ______.
Options
120°
140°
150°
160°
MCQ
Fill in the Blanks
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Solution
The angles of a quadrilateral are in the ratio 3 : 3 : 5 : 7. The largest angle is 140°.
Explanation:
Let the angles be 3x, 3x, 5x and 7x.
Their sum is 18x = 360°.
So, x = 20°.
The largest angle = 7x
= 7 × 20°
= 140°
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