construct a trapezium PQRS in which PQ||SR,PQ=8cm,QR=6cm ,RS=4cm,and angle Q=60°{hint:find R using PQ||SR}
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Step #1 - take base as QR of 6 cm
Step #2 - With R as center construct a 120 angle
Step #3 - With R as center and radius 4 cm cut an arc. Mark the point as S.
Step #4 - With Q as center construct a 60 angle
Step #5 - With Q as center and radius 8 cm cut an arc . Mark the point as P.
Step #6 - Join P to S
Your required trapezium is obtained.
∠R = 120° (because PQ║SR )
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have a look at the figure below
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