Uncut: Geometry 16

Circles

addendum

CAT Questions:

1. The length of circumference of a circle equals the perimeter of the triangle of equal sides, and also the perimeter of square. Arrange the areas of circle, square and Equilateral triangle in ascending order.

4. WHat is the distance in cm between two parallel chords of lengths 32 cm and 24 cm in a circle of radius 20 cm?

Answer key

1. Area of Equilateral triangle < Area of square < Area of Circle                                             2. option (4)                           3. option (2)

4. 28 or 4 units                                          5. option (2)                                  6. option (1)                                    7. option (2)

8. option (2)                                                9. option (4)                                 10. option (5)                        11. option (5)                12. option (2)

13 thoughts on “Uncut: Geometry 16”

  1. 1.area of triangle < area of sq. < area of circle
    2. 11:12
    3. BC=7
    4. 28 , 4
    5.
    6. 1st option
    7. 2nd option
    8. 2nd option
    9. 4th option
    10. 5th option
    11.
    12. 3rd option

  2. 1:-triangle, square, circle
    3:-BC= 7
    4:-distance between parallel chords= 28/4 cms
    5:-DH= 2root2-1/2
    6:-perimeter= 2r(1+ root3)

  3. 1) triangle < square < circle
    2) 11:12
    3) 7
    4) 28, 4
    5) (2)
    6) (1)
    7) (2)
    8) (2)
    9) (4)
    10) (5)
    11)
    12) (3)

  4. 1. triangle, square, circle
    2. 4
    3.BC= 7
    4.distance between parallel chords= 28/4 cms
    5.DH= 2root2-1/2
    6.perimeter= 2r(1+ root3)
    7. option 2 (50 pi)
    8.
    9. 4
    10.5
    11.5
    12.2

  5. Ans1)Triangle,square and circle.
    Ans3)BC= 7.
    Ans4)Distance b/w parallel chords= 28/4 cms.
    Ans5)DH= 2root2-1/2.
    Ans6)perimeter= 2r(1+ root3).
    Ans7)option 2.
    Ans9)option 4.
    Ans10)option 5.
    Ans11)option 5.
    Ans12)option 2.

  6. Answers:
    A-1)area of Circle>area of Triangle>area of Square
    A-2)
    A-3)2.
    A-4)28 OR 4
    A-5)2.
    A-6)1.
    A-7)(2)
    A-8)(2)
    A-9)(4)
    A-10)(5)
    A-11)(5)
    A-12)(3)

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