The angles of a quadrilateral are in the ratio 3 : 4 : 5 : 6. Find the value of the largest angle.
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Answer:
120° is the largest angle
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Answer:
3x+4x+5x+6x=360
18x = 360
x = 360/18
x = 20
3x = 3×20 = 60 degrees
4x = 4×20 = 80 degrees
5x =5×20 = 100 degrees
6x = 6×20 = 120 degrees
The largest angle is 120 degrees
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