Three Angle of a quadrilaterals are in ratios 2:1:3:3 Find the measure of all angles of the quadrilaterals.
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let angles of quadrilateral are 2x , 1x , 3x , 3x,
sum of all angles in a quadrilateral = 360 °
2x + 1x + 3x + 3x = 360 °
9x = 360 °
x = 360 /9
x = 40
.•. angles of a quadrilateral are
x=40
2x = 2(40)
=80
1x = 1(40)
= 40
3x = 3(40)
= 120
3x= 30 (40)
=120
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