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Home ‣ Aptitude ‣ Volume and Surface Area Comments
  • Question

  • In a right angled triangle ?DEF, if the length of the hypotenuse EF is 12 cm, then the length of the median DX is


  • Options
  • A. 3 cm
  • B. 4 cm
  • C. 6 cm
  • D. 12 cm

  • Correct Answer
  • 6 cm 

    • Tags: Bank Exams

    Volume and Surface Area problems

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    • 1. In a triangle ABC, ?A = 70°, ?B = 80° and D is the incentre of ?ABC. ?ACB = 2x° and ?BDC = y°. The values of x and y, respectively are

    • Options
    • A. 15, 130
    • B. 15, 125
    • C. 35, 40
    • D. 30, 150
      • Discuss
    • 2. ABCD is a cyclic quadrilateral of which AB is the diameter. Diagonals AC and BD intersect at E. If ?DBC = 35°, Then ?AED measures

    • Options
    • A. 35°
    • B. 45°
    • C. 55°
    • D. 90°
      • Discuss
    • 3. A solid brass sphere of radius 2.1 dm is converted into a right circular cylindrical rod of length 7cm. The ratio of total surface areas of the rod to the sphere is

    • Options
    • A. 3:1
    • B. 1:3
    • C. 7:3
    • D. 3:7
      • Discuss
    • 4. The radius of a cylindrical milk container is half its height and surface area of the inner part is 616 sq.cm. The amount of milk that the container can hold, approximately, is [ Use : ?5 = 2.23 and ? = 22/7 ]

    • Options
    • A. 1.42 litres
    • B. 1.53 litres
    • C. 1.71 litres
    • D. 1.82 litres
      • Discuss
    • 5. The height and the total surface area of a right circular cylinder are 4 cm and 8? sq.cm. respectively. The radius of the base of cylinder is

    • Options
    • A. (2?2 - 2) cm
    • B. (2 - ?2) cm
    • C. 2 cm
    • D. ?2 cm
      • Discuss
    • 6. PQ and RS are common tangents to two circles intersecting at A and B. AB, when produced both sides, meet the tangents PQ and RS at X and Y, respectively. If AB = 3 cm, XY = 5 cm, then PQ (in cm) will be

    • Options
    • A. 3 cm
    • B. 4 cm
    • C. 5 cm
    • D. 2 cm
      • Discuss
    • 7. ABCD is a trapezium in which AB is parallel to CD and AB = 4(CD). The diagonals of the trapezium intersects at O. What is the ratio of area of triangle DCO to the area of the triangle ABO?

    • Options
    • A. 1 : 4
    • B. 1 : 2
    • C. 1 : 8
    • D. 1 : 16
      • Discuss
    • 8. In the given figure, ?QRU = 72°, ?TRS = 15°, ?PSR = 95° , then what is the value (in deg) of ? PQR?

    • Options
    • A. 85
    • B. 95
    • C. 75
    • D. 90
      • Discuss
    • 9. What can be the maximum number of common tangent which can be drawn to two non-intersecting circles?

    • Options
    • A. 2
    • B. 4
    • C. 3
    • D. 6
      • Discuss
    • 10. The base of a prism is in the shape of an equilateral triangle. If the perimeter of the base is 18 cm and the height of the prism is 20 cm, then what is the volume (in cm3) of the prism?

    • Options
    • A. 60?3
    • B. 30?6
    • C. 60?2
    • D. not know
      • Discuss

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