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  • Question

  • 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

  • Correct Answer
  • 12 cm 

    • Tags: Bank Exams

    Area problems

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    • 1. If the radius of a circle is increased by 25%, its area increases by:

    • Options
    • A. 50 percent
    • B. 25 percent
    • C. 28.125 percent
    • D. 56.25 percent
      • Discuss
    • 2. If a cylinder of radius 4.3 cm and height 4.8 cm is melted and constructed into a cone of the same radius, what will be the height of this cone? (Use ? = 22/7)

    • Options
    • A. 28.8 cm
    • B. 14.4 cm
    • C. 7.2 cm
    • D. 21.6 cm
      • Discuss
    • 3. ?PQR is right angled at Q. QS is the altitude. PQ is 2?13 cm and PS is 8 cm. What is the length of SR?

    • Options
    • A. 6?13 cm
    • B. 4?13 cm
    • C. 18 cm
    • D. 9 cm
      • Discuss
    • 4. If the sum of the measures of all the interior angles of polygon is 2340°. What is the number of sides of the polygon?

    • Options
    • A. 13
    • B. 15
    • C. 17
    • D. 11
      • Discuss
    • 5. In ? ABC, the median AD is 6 cm and CB is 12 cm, measure of angle CAB is

    • Options
    • A. 90°
    • B. 30°
    • C. 60°
    • D. 120°
      • Discuss
    • 6. The area of a rectangle is 120 sq cm and its perimeter 140 cm. What is the length of its diagonal?

    • Options
    • A. 50 cm
    • B. 30 cm
    • C. 40 cm
    • D. 60 cm
      • Discuss
    • 7. An angle is (2/3)rd of its supplementary angle. What is the measure of the angle?

    • Options
    • A. 108°
    • B. 72°
    • C. 54°
    • D. 36°
      • Discuss
    • 8. The area of a trapezium is 21 sq cm, the distance between the parallel sides is 3 cm and one of the parallel sides is 8.3 cm. What is the length of the other parallel side?

    • Options
    • A. 12.7 cm
    • B. 7.7 cm
    • C. 10.7 cm
    • D. 5.7 cm
      • Discuss
    • 9. Triangle ABC is similar to triangle PQR and AB : PQ = 2 : 3. AD is the median to the side BC in triangle ABC and PS is the median to the side QR in triangle PQR. What is the value of (BD/QS)2 ?

    • Options
    • A. 3/5
    • B. 4/9
    • C. 2/3
    • D. 4/7
      • Discuss
    • 10. AB and AC are the two tangents to a circle whose radius is 6 cm. If ?BAC = 60 deg, then what is the value (in cm) of ?(AB2 + AC2) ?

    • Options
    • A. 6?6
    • B. 4?6
    • C. 9?3
    • D. 8?3
      • Discuss

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