NCERT Figure it Out 3 - Q11 - Quadrilaterals
Question: State whether the following are true or false and justify: (i) equal diagonals that bisect each other => square; (ii) three right angles => rectangle; (iii) diagonals bisect each other => parallelogram; (iv) perpendicular diagonals => rhombus; (v) opposite angles equal => parallelogram; (vi) all angles equal => rectangle; (vii) isosceles trapeziums are parallelograms.
Answer: (i) F (ii) T (iii) T (iv) F (v) T (vi) T (vii) F - with justifications as above.
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