the sum of the two angles of a quadrilateral is 145° . the other two angles are in the ratio 2:3 . find the angles
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Answer: 86° and 129°
Step-by-step explanation:
The sum of the angles for each quadrilateral is 360°.
360°-145°=215°
2x+3x=215
5x=215
x=43°
2x=2×43=86°
3x=3×43=129°
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