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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 8

Three Angles of a Quadrilateral Are Equal. If the Fourth Angle is 69°; Find the Measure of Equal Angles. - Mathematics

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प्रश्न

Three angles of a quadrilateral are equal. If the fourth angle is 69°; find the measure of equal angles.

बेरीज
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उत्तर

Let each equal angle be x°

x + x + x + 69° = 360°

3x = 360°- 69

3x = 291

x = 97°

Each, equal angle = 97°

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पाठ 27: Quadrilateral - Exercise 27 (A)

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