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  • Question
  • The area of the largest sphere ( in cm2) that can be drawn inside a square of side 18 cm is


  • Options
  • A. 972π
  • B. 11664π
  • C. 36π
  • D. 288π

  • Correct Answer
  • 972π 


  • Area problems


    Search Results


    • 1. The area of a circle is 616 sq cm, find its circumference?

    • Options
    • A. 44 cm
    • B. 88 cm
    • C. 22 cm
    • D. 176 cm
    • Discuss
    • 2. D and E are points on side AB and AC of ?ABC. DE is parallel to BC. If AD:DB = 2:5 and area of ?ABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

    • Options
    • A. 90
    • B. 98
    • C. 94
    • D. 86
    • Discuss
    • 3. What is the area (in sq cm) of a circle whose circumference is 26.4 cm?

    • Options
    • A. 55.44
    • B. 44.55
    • C. 33.44
    • D. 44.33
    • Discuss
    • 4. The hypotenuse of a right-angled triangle 10 cm and its area is 24 cm^2. If the shorts side is halved and the longer side is double, the new hypotenuse becomes

    • Options
    • A. √245 cm
    • B. √255cm
    • C. √265cm
    • D. √275 cm
    • Discuss
    • 5. The length and breadth of a rectangle is in the ratio of 3 : 1. If its perimeter is 96 m, then what is the length of the rectangle?

    • Options
    • A. 36m
    • B. 24m
    • C. 12m
    • D. 48m
    • Discuss
    • 6. The four sides of a quadrilateral are in the ratio of 2:3:4:5 and its perimeter is 280m. The length of the longest side is

    • Options
    • A. 100m
    • B. 150m
    • C. 175m
    • D. 180m
    • Discuss
    • 7. In ?ABC, AC = BC and ?ABC = 50°, the side BC is produced to D so that BC = CD then the value of ?BAD is

    • Options
    • A. 80°
    • B. 40°
    • C. 90°
    • D. 50°
    • Discuss
    • 8. A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:

    • Options
    • A. 18%
    • B. 28%
    • C. 38%
    • D. 48%
    • Discuss
    • 9. A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?

    • Options
    • A. 22
    • B. 44
    • C. 66
    • D. 88
    • Discuss
    • 10. Find the length of the altitude of an equilateral triangle of side 33 cm.

    • Options
    • A. 4.5
    • B. 3.5
    • C. 2.5
    • D. 6.5
    • Discuss


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