4. Three angles of a quadrilateral are in the ratio 3:2:1. The sum of the smallest and the greatest angle
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Answer:
Step-by-step explanation:
3x + 2x + 1x = 6x
6x = 180 (angle sum property )
x = 180/60
x = 30
smallest angle = 1x = 30
largest angle = 3x 3(30) = 90
30 + 90 = 120
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