NEW
Font size
S
M
L
XL
WorksheetsSimilarity and Corresponding Parts
Total questions: 27
Worksheet time: 2hrs 34mins
Name
Class
Date
1.
a)
A
b)
B
c)
C
d)
D
2.
Find missing side
a)
5
b)
7
c)
9
d)
11
3.
The pair of figures are similar. Find the missing side.
a)
x = 1
b)
x = 3
c)
x = 9
d)
x = 5
4.
The polygons are similar. Find x.
a)
x = 2
b)
x = 6
c)
x = 4
d)
x = 8
5.
Are the triangles similar?
a)
Yes
b)
No
6.
The pair of figures are similar. Find the missing side.
a)
x = 11
b)
x = 4.5
c)
x = 5
d)
x =4
7.
Tell whether the two figures are similar. Explain your reasoning.
a)
Yes, similar because they have the same shape and the same angles
b)
No, the ratio of corresponding sides are not equal
c)
Yes, same shape
d)
No, different sizes
8.
What side corresponds with AB?
a)
BC
b)
FE
c)
DE
d)
FD
9.
Are the following similar? Why or why not?
a)
Yes
b)
No, the corresponding angles are not equal.
c)
No, the ratios of the corresponding sides are not equal.
d)
i dont know
10.
Matching angles are called
a)
Corresponding Sides
b)
Corresponding Angles
c)
The Same
d)
Congruent Angles
11.
Complete each proportion.
CB / DM = AC / ?
CB / DM = AC / ?
a)
BM
b)
MA
c)
BC
d)
AD
12.
Matching sides are called
a)
Corresponding Sides
b)
Corresponding Angles
c)
The Same
d)
Congruent Sides
13.
All angles in similar figures are congruent (equal).
a)
True
b)
False
14.
Two objects that are the same shape but not the same size are _______.
a)
Congruent
b)
Vertical
c)
Similar
d)
Complementary
15.
Find the value of x.
a)
x = 20
b)
x = 12
c)
x = 5
d)
x = 4
16.
Find y.
a)
144
b)
18
c)
72
d)
12
17.
Are the following similar? Why or why not?
a)
Yes, corresponding angles and side ratios are equal
b)
No, the corresponding angles are not equal.
c)
No, the ratios of the corresponding sides are not equal.
d)
There's not enough information.
18.
A rectangular garden is 45 ft wide and 70 ft long. On a blueprint, the width is 9 in. Identify the length on the blueprint.
a)
7 in
b)
9 in
c)
12 in
d)
14 in
19.
Which of the following notations represents a Dilation?
a)
(x, y) → (x, 3y)
b)
(x, y) → (3x, 3y)
c)
(x, y) → (x, y - 3)
d)
(x, y) → (.5x, .4y)
20.
Are the triangles similar?
a)
Yes
b)
No
21.
Tell whether the two figures are similar. Explain your reasoning.
a)
Yes, similar because they are the same shape and side lengths are proportional.
b)
No, not similar because they are the same shape, but side lengths are not proportional.
c)
Yes, same shape
d)
No, different sizes
22.
The basic formula for scale factor puts the Pre-Image measurement on the ________ of a fraction.
a)
outside
b)
inside
c)
bottom
d)
top
23.
What is the scale factor from triangle ABC to triangle DEF?
a)
1/2
b)
7/3
c)
2/1
d)
10/3
24.
Do the ratios form a proportion?
____ = ____
____ = ____
a)
Yes, they form a proportion.
b)
No, they do not form a proportion.
25.
a) If a scale factor of ½ is applied, the coordinate notation for this dilation would be:
a)
(x, y)--> (2x, 2y)
b)
(x, y)--> (1/2x, 1/2y)
c)
(x, y)--> (x+2, y+2)
d)
(x, y)--> (x-2, y-2)
26.
If the scale factor is less than one, the new figure will be
a)
an enlargement
b)
a reduction
c)
a scale factor
d)
bigger
27.
If the scale factor is greater than one, the new figure will be
a)
a reduction
b)
an enlargement
c)
a scale
d)
not proportional
Reset
