TEKS.MATH.8.3A

A fence post that is 2 meters tall casts a shadow 5 meters long.  At the same time a tree casts a shadow 108 meters.  How tall is the tree?

• 33.2 meters
• 332 meters
• 43.2 meters
• 432 meters

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TEKS.MATH.8.3A

Find side length X.

• 30
• 25
• 15
• 40

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TEKS.MATH.8.3A

Does the image show a Dilation?

• Yes
• No

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TEKS.MATH.8.3A

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor

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TEKS.MATH.7.5A

TEKS.MATH.8.3A

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.
• No, the numbers are even
• No, the sides are 2 times larger, but the width is the same.

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TEKS.MATH.8.3A

A dilation always produces a similar figure. Similar figures have the same ______ but different ______. 

• measure; shapes
• sizes; shapes
• value; measures
• shape; sizes

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TEKS.MATH.8.3A

A dilation is which of the following: 

• only an enlargement
• only a reduction
• either an enlargement or a reduction
• neither an enlargement nor a reduction

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TEKS.MATH.8.3A

The two figures are similar. Find the indicated side length.

• 15

• 24

• 16

• 18

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TEKS.MATH.8.3A

The fronts of the houses are identical. What is the length of side LM?

• 12 ft

• 20 ft

• 32 ft

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TEKS.MATH.8.3A

If your SF = 2.5, what type of dilation is it?

• Reduction

• Enlargement

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TEKS.MATH.8.3A