  Similar Triangles - finding side measures

Quiz by Lesa Vandiver

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Correct quiz answers unlock more play!  18 questions
• Q1
The triangles are similar. Solve for the missing side, DE. 20
60
16
17
30s
• Q2
The two triangles are similar. Solve for x. 3
7
1
2.5
30s
• Q3
The two triangles are similar. Solve for y. 7
6.5
1
8
30s
• Q4
The two triangles are similar. Solve for u. 8
17
6
2
30s
• Q5
The two triangles are similar. Find the value of x. 17.5
15
13
11.2
30s
• Q6
ABC is dilated to ADE. Find the value of h. 1.8
6.9
2.7
8
30s
• Q7
The two triangles are similar. Find the value of x. 2
1
5.3
3
30s
• Q8 30s
• Q9
ABC is similar to PQR. Solve for PR. 14
13
15
21
30s
• Q10
The 2 meter segment is dilated with a center at A. How tall is the tree? 15m
20m
27m
29m
30s
• Q11
ABC is similar to DEF. Solve for DE. 27
32
33
24
30s
• Q12
The two triangles are similar. Solve for x. 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? (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? (16, 28)
(7.5, 13.5)
(4, 7)
(8.5, 14.5)
30s

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