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WU ZS = 3 x 52°-7° =156° -7° =149. ChenExercise 15.11. Two angles of a quadrilateral are 70° and 130° and the other twoangles are equal. Find the measure of these two angles. |
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Answer» we know that sum of ANGLES of quadrilateral is equal to 360 degree.Explanation:let let let one of the TWO equal angles be x.angle sum property of quadrilateral=70°+130°+x+x=360°200+2x=3602x=360°-200x=160÷2x=80°hope it will HELP you |
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