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  • Question

  • The area of an equilateral triangle is 9?3 sq cm, find its perimeter?


  • Options
  • A. 18 cm
  • B. 9 cm
  • C. 9?3 cm
  • D. 6?3 cm

  • Correct Answer
  • 18 cm 

    • Tags: Bank Exams

    Area problems

    Search Results

    • 1. Find measure of central angle of the arc whose length is 22 cm and radius of the circle is 28 cm?

    • Options
    • A. 60°
    • B. 45°
    • C. 75°
    • D. 90°
      • Discuss
    • 2. The length of the diagonal of a rectangle is 26 cm and that of one side is 10 cm. What is the area of this rectangle?

    • Options
    • A. 260 sq cm
    • B. 120 sq cm
    • C. 130 sq cm
    • D. 240 sq cm
      • Discuss
    • 3. If the perimeter of a semi-circle is 36 cm, then find its radius (in cm).

    • Options
    • A. 7
    • B. 14
    • C. 13
    • D. 26
      • Discuss
    • 4. The side of an equilateral triangle is 14 cm. Find its area (in sq.cm).

    • Options
    • A. 64?3
    • B. 49?2
    • C. 64?2
    • D. 49?3
      • Discuss
    • 5. The length of a string is 8 feet and 9 inches, which is divided into 3 equal parts. What is the length of each part in inches?

    • Options
    • A. 31
    • B. 33
    • C. 35
    • D. 37
      • Discuss
    • 6. ABCD is a kite where m?A is 90° and m?C is 60°. If length of AB is 6 cm, what is the length of diagonal AC?

    • Options
    • A. 6(?2+?3) cm
    • B. 2(?3+?6) cm
    • C. 2(?2+?3) cm
    • D. 3(?2+?6) cm
      • Discuss
    • 7. A rectangular swimming pool of length 20 m and breadth 10 m has a uniformly sloping floor. It is 1 m in depth on one end of its length and 3 m at the other. How much water is needed to completely fill this pool? (Take ? = 22/7)

    • Options
    • A. 800 cubic metres
    • B. 300 cubic metres
    • C. 480 cubic metres
    • D. 400 cubic metres
      • Discuss
    • 8. Find the radius of the circle if the area of its sector is 30.8 sq cm whose corresponding central angle is 72°?

    • Options
    • A. 3.5 cm
    • B. 7 cm
    • C. 14 cm
    • D. 10.5 cm
      • Discuss
    • 9. What is the measure of central angle of the arc whose length is 11 cm and radius of the circle is 14 cm?

    • Options
    • A. 45°
    • B. 60°
    • C. 75°
    • D. 90°
      • Discuss
    • 10. A cylindrical vessel of height 5 cm and radius 4 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 6 cm. What will be the height of this cone? (Take ? = 22/7)

    • Options
    • A. 6.67 cm
    • B. 2.22 cm
    • C. 3.33 cm
    • D. 1.67 cm
      • Discuss

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