Question

The four angles of a quadrilateral are in the ratio 3 : 5 : 7 : 9 .The largest angle is *​

Answer 1

The four angles of a quadrilateral are in the ratio 3 : 5 : 7 : 9

3+5+7+9

$(3 + 5 + 7 + 9) \times 15 =$

largest angle is 135°

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