ICSE Board Practice

ICSE Grade X - Distance and Section Formulae
Question 1
1.
    • Three vertices of a parallelogram are
    • (
      (
      5
      )
      ,
      (
      5
      )
      )
    • ,
    • (
      2
      ,
      (
      5
      )
      )
    • and
    • (
      4
      ,
      0
      )
    • .
    • Find the fourth vertex
  • (
    (
    2
    )
    ,
    (
    1
    )
    )
  • (
    (
    5
    )
    ,
    (
    2
    )
    )
  • (
    (
    3
    )
    ,
    0
    )
  • (
    (
    1
    )
    ,
    2
    )
  • (
    (
    4
    )
    ,
    1
    )
Question 2
2.
    • If A
    • (
      0
      ,
      5
      )
    • and B
    • (
      (
      3
      )
      ,
      4
      )
    • are two points,
    • find the coordinates of the point C on AB produced so that AC = 2BC
  • (
    (
    4
    )
    ,
    5
    )
  • (
    (
    5
    )
    ,
    2
    )
  • (
    (
    6
    )
    ,
    3
    )
  • (
    (
    8
    )
    ,
    1
    )
  • (
    (
    7
    )
    ,
    4
    )
Question 3
3.
    • Find the relation between x and y if the points
    • (
      x
      ,
      y
      )
    • ,
    • (
      (
      8
      )
      ,
      (
      2
      )
      )
    • and
    • (
      (
      7
      )
      ,
      (
      5
      )
      )
    • are collinear
  • (
    8
    x
    12
    y
    4
    )
    =
    0
  • (
    2
    x
    8
    y
    26
    )
    =
    0
  • (
    3
    x
    y
    26
    )
    =
    0
  • (
    x
    9
    y
    26
    )
    =
    0
  • (
    6
    x
    4
    y
    18
    )
    =
    0
Question 4
4.
    • Two vertices of a triangle are
    • (
      7
      ,
      3
      )
    • ,
    • (
      (
      2
      )
      ,
      4
      )
    • and its centriod is
    • (
      (
      1
      )
      ,
      (
      1

      3
      )
      )
    • . Find the coordinates of the third vertex of the triangle
  • (
    8
    ,
    (
    8
    )
    )
  • (
    8
    ,
    8
    )
  • (
    (
    8
    )
    ,
    8
    )
  • (
    (
    8
    )
    ,
    (
    8
    )
    )
Question 5
5.
Distance of the point (3,9) from x-axis is
  • 3
  • 9
  • (
    6
    )
  • 6
  • 12
Question 6
6.
    • Find the lengths of the medians of a triangle whose vertices are
    • (
      3
      ,
      (
      1
      )
      )
    • ,
    • (
      (
      1
      )
      ,
      8
      )
    • and
    • (
      (
      2
      )
      ,
      2
      )
      • 1

        2



        37
      • ,
      • 1

        2



        34
      • ,
      • 1

        2



        97
      • 15

        2
      • ,
      • 3

        2



        26
      • ,
      • 3

        2



        5
      • 1

        2



        97
      • ,
      • 1

        2



        37
      • ,
      • 1

        2



        37
Question 7
7.
    • Find the coordinates of the midpoints of the sides of the quadrilateral
    • formed by
    • (
      (
      6
      )
      ,
      (
      5
      )
      )
    • ,
    • (
      (
      2
      )
      ,
      0
      )
    • ,
    • (
      (
      7
      )
      ,
      1
      )
    • and
    • (
      (
      8
      )
      ,
      0
      )
    • (
      (
      4
      )
      ,
      (
      5

      2
      )
      )
    • ,
    • (
      (
      9

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      13

      2
      )
      ,
      (
      1

      2
      )
      )
    • ,
    • (
      (
      7
      )
      ,
      (
      5

      2
      )
      )
    • (
      (
      4
      )
      ,
      (
      5

      2
      )
      )
    • ,
    • (
      (
      9

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      15

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      7
      )
      ,
      (
      5

      2
      )
      )
    • (
      (
      4
      )
      ,
      (
      5

      2
      )
      )
    • ,
    • (
      (
      9

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      15

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      8
      )
      ,
      (
      3

      2
      )
      )
    • (
      (
      4
      )
      ,
      (
      5

      2
      )
      )
    • ,
    • (
      (
      9

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      19

      2
      )
      ,
      (
      3

      2
      )
      )
    • ,
    • (
      (
      7
      )
      ,
      (
      5

      2
      )
      )
    • (
      (
      2
      )
      ,
      (
      1

      2
      )
      )
    • ,
    • (
      (
      9

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      15

      2
      )
      ,
      1

      2
      )
    • ,
    • (
      (
      7
      )
      ,
      (
      5

      2
      )
      )
Question 8
8.
    • Find the point on x-axis which is equidistant
    • from the points
    • (
      8
      ,
      (
      6
      )
      )
    • and
    • (
      (
      2
      )
      ,
      8
      )
  • (
    3

    5
    ,
    1
    )
  • (
    18

    5
    ,
    2
    )
  • (
    8

    5
    ,
    0
    )
  • (
    13

    5
    ,
    (
    1
    )
    )
  • (
    (
    2

    5
    )
    ,
    (
    2
    )
    )
Question 9
9.
    • The points
    • (
      (
      5
      )
      ,
      (
      5
      )
      )
    • ,
    • (
      (
      2
      )
      ,
      (
      1
      )
      )
    • and
    • (
      2
      ,
      (
      4
      )
      )
    • represent
  • isosceles right angled triangle
  • collinear points
  • scalene triangle
  • equilateral triangle
  • right angle triangle
Question 10
10.
    • Find the point that divides the join of points
    • (
      (
      2
      )
      ,
      0
      )
    • and
    • (
      (
      7
      )
      ,
      7
      )
    • internally
    • in the ratio
    • 4
      :
      2
  • (
    (
    16

    3
    )
    ,
    14

    3
    )
  • (
    (
    19

    3
    )
    ,
    17

    3
    )
  • (
    (
    10

    3
    )
    ,
    20

    3
    )
  • (
    (
    22

    3
    )
    ,
    8

    3
    )
  • (
    (
    13

    3
    )
    ,
    11

    3
    )