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Similar Triangles - finding side measures

Quiz by Lesa Vandiver

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18 questions
Show answers
  • Q1
    The triangles are similar. Solve for the missing side, DE.
    Question Image
    20
    60
    16
    17
    30s
  • Q2
    The two triangles are similar. Solve for x.
    Question Image
    3
    7
    1
    2.5
    30s
  • Q3
    The two triangles are similar. Solve for y.
    Question Image
    7
    6.5
    1
    8
    30s
  • Q4
    The two triangles are similar. Solve for u.
    Question Image
    8
    17
    6
    2
    30s
  • Q5
    The two triangles are similar. Find the value of x.
    Question Image
    17.5
    15
    13
    11.2
    30s
  • Q6
    ABC is dilated to ADE. Find the value of h.
    Question Image
    1.8
    6.9
    2.7
    8
    30s
  • Q7
    The two triangles are similar. Find the value of x.
    Question Image
    2
    1
    5.3
    3
    30s
  • Q8
    Question Image
    30s
  • Q9
    ABC is similar to PQR. Solve for PR.
    Question Image
    14
    13
    15
    21
    30s
  • Q10
    The 2 meter segment is dilated with a center at A. How tall is the tree?
    Question Image
    15m
    20m
    27m
    29m
    30s
  • Q11
    ABC is similar to DEF. Solve for DE.
    Question Image
    27
    32
    33
    24
    30s
  • Q12
    The two triangles are similar. Solve for x.
    Question Image
    12 cm
    6 cm
    7 cm
    9 cm
    30s
  • Q13
    The coordinates A(9, 3). Without graphing, if the star is dilated with its center of dilation at the origin and a scale factor of 3, what are the coordinates for A’?
    (12, 6)
    (6, 0)
    (27, 9)
    (3, 1)
    30s
  • Q14
    The coordinates A(9, 3). Without graphing, if the star is dilated with its center of dilation at the origin and a scale factor of 0.5, what are the coordinates for A’?
    (9.5, 3.5)
    (8.5, 2.5)
    (13.5, 10.5)
    (4.5, 1.5)
    30s
  • Q15
    The coordinates B(5, -9). Without graphing, if the star is dilated with its center of dilation at the origin and a scale factor of 0.5, what are the coordinates for B’?
    (4.5, -8.5)
    (5.5, -9.5)
    (10, -18)
    (2.5, -4.5)
    30s
  • Q16
    The coordinates B(5, -9). Without graphing, if the star is dilated with its center of dilation at the origin and a scale factor of 3, what are the coordinates for B’?
    (5/3, -3)
    (8, -6)
    (2, -12)
    (15, -27)
    30s
  • Q17
    Dilate using the origin as the center with a scale factor of 2. What is the dilated point for B?
    Question Image
    (1, 2)
    (6, 8)
    (1.5, 2)
    (4, 6)
    30s
  • Q18
    Dilate using the origin as the center with a scale factor of 1/2. What is the dilated point for S?
    Question Image
    (16, 28)
    (7.5, 13.5)
    (4, 7)
    (8.5, 14.5)
    30s

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