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Stretching & Shrinking Investigation 1
Contributed by: Lukehart
A
Name the side that corresponds to side AB
C
B
X
Z
Y
A
Name the side that corresponds to side CB
C
B
X
Z
Y
A
Name the side that corresponds to side CA
B
C
X
Y
Z
A
Name the angle that corresponds to ∢ABC
B
C
X
Z
Y
A
Name the angle that corresponds to ∢BCA
B
C
X
Y
Z
A
Name the angle that corresponds to ∢CAB
B
C
X
Y
Z
The two triangles are similar.  The measure of ∡DEF is
70º.  What is the measure of ∡GHI?
D
G
F
E
º
I
H
A three rubber band stretcher is used to
enlarge a figure.

What is the Scale Factor from the original shape
to the image?
A three rubber band stretcher is used to enlarge
 a figure.

How many times larger is the area of the new figure?
A three rubber band stretcher is used to enlarge
 a figure.

What copier percent would you use to make
the new figure?
%
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