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In trianglePQR angleP=2 angleQ and 2 angleR=3 angleQ. calculate the angles of triangle PQR |
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Answer» ∠Q=360/9=40°∠p=2∠Q=2*40=80°∠R=3/2∠Q=3/2*40=60°Step-by-step EXPLANATION:∠P=2∠Q2∠R=3∠Q∠R=3/2∠Q∠P+∠Q+∠R=180°2∠Q+∠Q+3/2∠Q=180°1/2( 4∠Q+2∠Q+3∠Q)=180°9∠Q=180*2=360∠Q=360/9=40°∠p=2∠Q=2*40=80°∠R=3/2∠Q=3/2*40=60° |
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