NCERT Figure it Out 1 - Q1 - Quadrilaterals
Question: Find all the other angles inside the following rectangles. (i) Rectangle ABCD with a marked 30 deg angle from a diagonal. (ii) Rectangle PQRS with a marked 110 deg angle at the intersection of the diagonals.
Answer: (i) ABD=30, CAD=60, ADB=60, BDC=30, ACD=30, ACB=60 (deg). (ii) POS=110, QOP=ROS=70, OQR=ORQ=35, OQP=OPQ=ORS=OSR=55 (deg).
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