Practice Test | Kullabs.com
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  • After an enlargement E [0,2] the image of P is P'. If OP' = 20 cm, Find the measure of OP.

    10 cm
    15 cm
    5 cm
    4 cm
  • After an enlargement E [0,3] the image of P is P'. If OP' = 18 cm, Find the measure of OP.

    21 cm
    6 cm
    9 cm
    2 cm
  • If A(2,3) and B(4,5) are  end points of a  line segment, enlarge AB by E[(0,0),-2].

    A'(4,6),B'(6,1)
    A'(-4,-6),B'(-8,-10)
    A'(-4,-8),B'(10,-10)
    A'(-2,-6),B'(-6,-10)
  • An enlargement E [(a,b), 2] maps the point (4,1) to the point (6,1).Find the centre (a,b) of the enlargement.

    (a,b)=(2,1)
    (a,b)=(3,2)
    (a,b)=(7,5)
    (a,b)=(4,8)
  • An enlargement E [(a,b), 4] maps the point (2,5) to the point (2,11).Find the centre (a,b) of the enlargement.

    (a,b)=(3,3)
    (a,b)=(8,1)
    (a,b)=(2,3)
    (a,b)=(1,1)
  • An enlargement E [(a,b), 2] maps the point (3,-1) to (5,0) .Find the coordinates centre (a,b) of the enlargement.

    (1,-2)
    (8,2)
    (5,-6)
    (1,-4)
  • If P(-1,2),Q(-1,-1) and R(1,2) have the images P'(5,2), Q'(5,8) and R'(1,2) under an enlargement,find the centre and scale factor of the enlargement.

    (2,3),-1
    (3,4),2
    (4,3),-1
    (1,2),-2
  • If P(-1,2),Q(-1,-1) and R(1,2) have the images P'(5,2), Q'(5,8) and R'(1,2) under an enlargement,find the centre and scale factor of the enlargement.

    (4,3),-1
    (1,2),-2
    (3,4),2
    (2,3),-1
  • If A(2,2), B(2,4) and C'(3,4) are the vertices of ( riangle)ABC and its image are A'(6,2),B'(6,8),C'(9,8) under an enlargement,find enlargement,find the centre and scale factor of the enlargement.

    (0,2),k=3
    (2,2),k=3
    (5,2),k=7
    (1,2),k=4
  • The vertices of a triangle ABC are A(2,6), B(6,2) and C(2,2).Enlarge the triangle by taking scale factor 2 and the centre (1,0)  and show in the graph.

     A'(3,12),B'(11,4),C'(3,4)

    >A'(1,1),B'(10,3),C'(1,7)
     A'(2,11),B'(1,2),C'(5,3)
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