in a quadrilateral ABCD ab is parallel to dc, angle A ratio angle b is equal to 8 ratio 7 and angle b is equal to angle C is equal to 3 ratio 2 find the measure of each angle
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Answer:
as it is a four sided figure so by the formula:
180(n-2)
we get to know that the sum of all angles is 360 degree
so,
let 8:7 be 8x and 7x
let 3:2 be 3x and 2x
now
8x+7x+3x+2x=360
20x=360
x=360/20
x=18 degree
- 7x=7*18=126 degree
- 8x=8*18=144 degree
- 3x=3*18=54 degree
- 2x=2*18=36 degree
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it's right answer. hope it's helpful to you
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