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CHAPTER AT A GLANCE
Quadrilaterals
•Unit: Geometry
•Board weightage: Quadrilaterals give regular 2-mark, 3-mark and 4-mark questions on properties, angle calculations and proofs (please check the latest sample paper)
•Key ideas from the textbook: definitions and properties of the rectangle, square, parallelogram, rhombus, kite and trapezium, the angle sum 360°, proofs by congruence, construction from diagonals
•Most scoring part: angle calculations using properties and short proofs by congruence
•Time to revise: about 75 minutes
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