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  • Question
  • The area of the largest circle that can be drawn inside a rectangle with sides 18cm by 14cm is


  • Options
  • A. 49
  • B. 154
  • C. 378
  • D. 1078

  • Correct Answer
  • 154 

    Explanation

    The diameter is equal to the shortest side of the rectangle.

     So radius= 14/2 = 7cm. 

    Therefore,   a r e a   o f   c i r c l e   = ?r 2 = 22 7 × 49 = 154 cm 2


  • Area problems


    Search Results


    • 1. The ratio of the area of a square to that of the square drawn on its diagonal is

    • Options
    • A. 1:2
    • B. 2;3
    • C. 3:1
    • D. 4:1
    • Discuss
    • 2. A wire can be bent in the form of a circle of radius 56cm. If it is bent in the form of a square, then its area will be

    • Options
    • A. 7744
    • B. 8844
    • C. 5544
    • D. 4444
    • Discuss
    • 3. A man walked diagonally across a square plot. Approximately what was the percent saved by not walking along the edges?

    • Options
    • A. 10%
    • B. 20%
    • C. 30%
    • D. 40%
    • Discuss
    • 4. The percentage increase in the area of a rectangle, if each of its sides is increased by 20%

    • Options
    • A. 22%
    • B. 33%
    • C. 44%
    • D. 55%
    • Discuss
    • 5. A parallelogram has sides 30m and 14m and one of its diagonals is 40m long. Then its area is

    • Options
    • A. 136
    • B. 236
    • C. 336
    • D. 436
    • Discuss
    • 6. The altitude drawn to the base of an isosceles triangle is 8cm and the perimeter is 32cm. Find the area of the triangle?

    • Options
    • A. 50
    • B. 60
    • C. 70
    • D. 80
    • Discuss
    • 7. The base of a triangular field is three times its altitude. If the cost of cultivating the field at Rs. 24.68 per hectare be Rs. 333.18, find its base and height.

    • Options
    • A. B=900;H=300
    • B. B=300;H=900
    • C. B=600;H=700
    • D. B=500;H=900
    • Discuss
    • 8. A tank is 25m long 12m wide and 6m deep. The cost of plastering its walls and bottom at 75 paise per sq m is

    • Options
    • A. Rs. 258
    • B. Rs. 358
    • C. Rs. 458
    • D. Rs. 558
    • Discuss
    • 9. The base of a parallelogram is twice its height. If the area of the parallelogram is 338 sq.cm. Find its height?

    • Options
    • A. 13 cm
    • B. 14 cm
    • C. 16 cm
    • D. 12 cm
    • Discuss
    • 10. The ratios of areas of two squares, one having its diagonal double than the other is

    • Options
    • A. 2:1
    • B. 2:3
    • C. 3:1
    • D. 4:1
    • Discuss


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