the sum of two angles of quadrilateral is 145° the other two angles are in the ratio 2:3.find the angles.
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Sum of all angles of a quad. = 360°
Sum of other 2 angles = 360 - 145
= 215°
Ratio of angles = 2:3
let the angles be 2x and 3x
2x + 3x = 215°
5x = 215°
x = 215/5
x = 43°
Angle 1 = 2x = 2 x 43 = 86°
Angle 2 = 3x = 3 x 43 = 129 °
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Sum of other 2 angles = 360 - 145
= 215°
Ratio of angles = 2:3
let the angles be 2x and 3x
2x + 3x = 215°
5x = 215°
x = 215/5
x = 43°
Angle 1 = 2x = 2 x 43 = 86°
Angle 2 = 3x = 3 x 43 = 129 °
Mark as brainliest if you find it useful
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Answer:
what he said
Step-by-step explanation:
just look up
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