NCERT Investigation - Extend a diagonal - Quadrilaterals

Question: Start with the equal perpendicular diagonals of the previous activity. Extend one diagonal by 2 cm at both ends and join the four endpoints. What quadrilateral is formed? Explain.

Answer: A rhombus is formed. It is generally not a square because the diagonals are no longer equal.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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