The angels a, b, c and d of a quadrilateral have measures in the ratio 2:4:5:7. Find the measures of these angle
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2
Answer:
let all angles =2x,4x,5xand 7x
as we know
sum of all angles of a quadrilateral=360°
then using anle sum prop.
2x+4x+5x+7x=360
18x=360
x=360/18
x=20
therefore measure of each angle= 2x=2(20)=40°
4x=4(20)=80°
5x=5(20)=100°
7x=7(20)=140°
Answered by
0
Answer:
a = 40
b = 80
c = 100
d = 140
thanks for points
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