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  • Question

  • The length of the diagonal of a square is 10 cm. What is area of this square?


  • Options
  • A. 50 sq cm
  • B. 100 sq cm
  • C. 200 sq cm
  • D. 25 sq cm

  • Correct Answer
  • 50 sq cm 

    • Area problems

    Search Results

    • 1. The lengths of the diagonals of a rhombus are 8 cm and 6 cm. The area of rhombus is:

    • Options
    • A. 96 cm2
    • B. 60 cm2
    • C. 48 cm2
    • D. 24 cm2
      • Discuss
    • 2. If the length of the side of an equilateral triangle is 8 cm, what is its area?

    • Options
    • A. 32?3 sq cm
    • B. 16 sq cm
    • C. 16?3 sq cm
    • D. 32 sq cm
      • Discuss
    • 3. If the perimeter of a semi-circle is 108 cm, then find its radius (in cm).

    • Options
    • A. 42
    • B. 28
    • C. 56
    • D. 21
      • Discuss
    • 4. The areas of two similar triangles ?ABC and ?PQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?

    • Options
    • A. 16
    • B. 12
    • C. 8
    • D. 6
      • Discuss
    • 5. What is the reflection of the point (-0.5, 6) in the x-axis?

    • Options
    • A. (0.5, -6)
    • B. (-6, -0.5)
    • C. (6, -0.5)
    • D. (-0.5, -6)
      • Discuss
    • 6. What is the length of the side of an equilateral triangle, if its area is 36?3 sq cm?

    • Options
    • A. 6 cm
    • B. 24 cm
    • C. 12 cm
    • D. 18 cm
      • Discuss
    • 7. What is the area (in sq cm) of a rectangle if its diagonal is 51 cm and one of its sides is 24 cm?

    • Options
    • A. 540
    • B. 810
    • C. 1080
    • D. 360
      • Discuss
    • 8. What is the area (in sq cm) of a rectangle of perimeter 90 cm and breadth 20 cm?

    • Options
    • A. 500
    • B. 400
    • C. 250
    • D. 450
      • Discuss
    • 9. Area of the circle inscribed in a square of diagonal 6√2 cm (in sq cm) is

    • Options
    • A. 9 π
    • B. 6 π
    • C. 3 π
    • D. 9√2 π
      • Discuss
    • 10. What is the area (in square units) of the figure enclosed by the graphs of the lines x = -4, x = 2, y = -2 and y = 3?

    • Options
    • A. 12
    • B. 24
    • C. 15
    • D. 60
      • Discuss

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