Find the fourth interior angle of a quadrilateral whose other interior angles are 48˚, 32˚ and 43˚
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Find the fourth interior angle of a quadrilateral whose other interior angles are 48˚, 32˚ and 43˚
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Answer:
By angle sum property of a quadrilateral,
sum of all the interior angles=360
∘
Let x be the fourth angle.
∴48
∘
+85
∘
+140
∘
+x=360
∘
∴x=360
∘
−273
∘
=87
∘
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