10.6 8.1 Puzzle Time

Name _________________________________________________________ Date _________
8.1 Puzzle Time
What Did One Elevator Say To The Other Elevator?
A
B
C
G
H
I
D
E
F
Complete each exercise. Find the answer in the answer column. Write the word under
the answer in the box containing the exercise letter.
Complete the sentence.
120
MOUSE
A. A similarity transformation preserves ______ measure.
28
COMING
B. A similarity transformation also enlarges or reduces side lengths
by a _____ factor k.
square
AM
C. If two polygons are similar, then the ratio of any two
_______ lengths in the polygons is equal to the scale factor
of the similar polygons.
side
UP
D. If two polygons are similar, then the ratio of their perimeters
areas
AIR
21
WRONG
is ______ to the ratios of their corresponding side lengths.
40
E. If two polygons are similar, then the ratio of their areas is equal to
SOMETHING
equal
I
36
AND
corresponding
THINK
100
WITH
the _____ of the ratios of their corresponding side lengths.
Triangles XYZ and PQR are similar. Find the indicated value.
F.
p  15, q  21, r  9,
x  20, z  12; Find y.
G. What is k, the scale
factor for Exercise F?
Polygons DEFG and PQRS are similar. Find the indicated value.
H. The perimeter of the smaller
polygon is 60 inches, and
the ratio of the corresponding
side lengths of the polygons
is 3 . Find the perimeter of
similar
5
the larger polygon.
3
4
DOWN
equal
HIGH
scale
I
70
RED
1
4
FAST
angle
HEY
GOING
I. The perimeter of the larger polygon is 280 inches, and the ratio
of the corresponding side lengths of the polygons is 1 . Find the
7
perimeter of the smaller polygon.
Name_________________________________________________________
Date __________
8.2 Puzzle Time
What Gets Wetter The More It Dries?
Write the letter of each answer in the box containing the exercise number.
Complete the sentence.
1. If two angles of one triangle are congruent to two angles of another
triangle, then the two triangles are _______.
Answers
K. 73
Use the diagram.
L. 17
U. false
T. 62
A. congruent
2. If mC  36, then mH  54. True or false?
3.
𝐸𝐷𝐶 ~
M. right angle
W. similar
______
4. If mE  73, find mK .
E. 43
I. EDC
Use the diagram.
O. true
D. 42
A. HGK
B. KGH
5. mA  42, mD  95, mE  42, B  D;
Find mACB.
6. mA  mE  mACB  mECD  59; Find mD.
3
6
2
1
5
4