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The figures are congruent. Name the corresponding angles and the corresponding sides.
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Tell whether the two figures are congruent. Explain your reasoning.
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The tops of the desks are identical.
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b. Side AB is congruent to side CD. What is
the length of side AB?
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Tell whether the shaded figure is a translation ofthe nonshaded figure. Explain your reasoning.
8)
Translate the triangle 5 units right and
4 units up. What are the coordinates
of the image?
7)
Translate the figure 4 units left and 1
unit down. What are the coordinates
ofthe image?
9)
Describe the translation from the shaded figure to the nonshaded figure.
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Tell whether the shaded figure is a reflection of the nonshaded figure. Explain your reasoning.
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Draw the figure and its reflection in the x-axis. Identify the coordinates of the image.
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Tell whether the shaded figure is a rotation of the nonshaded figure about the origin. If so, give the angle and
the direction of rotation.
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The vertices of a triangle are
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of the image.
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90° clockwise about the origin
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The two figures are similar. Find the ratios (shaded to nonshaded) of the perimeters and of the areas.
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You buy two picture frames that are similar. The ratio ofthe corresponding side lengt s iS4 : 5. What is
the ratio of the areas?
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The vertices of a figure are given. Draw the figure and its image after a dilation with the given scale factor.
Identify the type of dilation.
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21) The vertices of a triangle are (-4, -4), (-2, -4), and (-3, -1).
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Rotate it 180° about the origin, AND then reflect it in the x-axis.
What are the vertices of the final triangle?
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In your classroom, a dry erase board is 8 feet long and 4 feet wide. Your teacher makes individual dry
erase boards for you to use at your desk that are 11.5 inches long and 9.5 inches wide. Are the boards
similar? Explain.
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You have a 4 x 6 photo of you and your friend.
a. You order a 5 x 7 print of the photo. Is the new photo similar to the original? Explain.
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