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the opposite angles of a parallelogram are 2x+10 degreeand 3x-15 degree find the each angle measurement of parallelogram |
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Answer» Answer: Answer Let four angles of given parallelogram TAKEN in ORDER be ∠A,∠B,∠Cand∠D respectively Here opposite angles given ∠A=(3x−2)and∠C=(x+48) We know that opposite angles of a parallelogram are equal ∴3x−2=x+48 2x=50 x=25 ∴3x−2=73° ∠A=∠C=73° Also we know that sum of TWO ADJACENT angles of a parallelogram is 180 ∴∠A+∠B=180° 73°+∠B=180° ∠B=107°=∠D (Opposite angles are equal) ∴ All four angles of given parallelogram are 73°,107°,73°,107° |
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