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The three angles of a quadrilateral are 750 , 750 and 960 . then the fourth angle is (a) 54 (b) 84 (c) 114 (d) 124

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Answer:

c

Explanation:

the sum of the interior angles of a quadrilateral is 360°

let x be the fourth angle then sum and equate to 360°

x + 75° + 75° + 96° = 360°

x + 246° = 360° ( subtract 246° from both sides )

x = 114

that is the fourth angle is 114°

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