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A kite has vertices (0, −1), (3, 2), (0, 7) and (−3, 2). Its diagonals are perpendicular. What is its area?

Class 9Figures on the Coordinate PlaneCoordinate Geometry
  • A24 sq units
  • B21 sq units
  • C18 sq units
  • D48 sq units

Step-by-Step Solution

Vertical diagonal from (0, −1) to (0, 7) = 8. Horizontal diagonal from (−3, 2) to (3, 2) = 6. Area = ½ × sq units.
Answer: A) 24 sq units

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