TEKS.MATH.7.5C

What is the scale factor from ABCD to MNOP?

• 2/3
• 3/2
• 2
• 3

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TEKS.MATH.7.5C

Triangle PQR is similar to triangle STU. Which statement is true?

• ⁵/₁₅ = ⁿ/₁₂
• ¹⁵/₅ = ⁿ/₁₂
• ¹³/_n = ¹²/₃₆
• ¹³/_n = ³⁶/₁₂

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TEKS.MATH.7.5C

Jessica has a rectangular picture. The picture is similar to a rectangle that measures 4 inches by 6 inches. What could be the dimensions of Jessica’s picture?

• 8 in. by 10 in.
• 2 in. by 3 in.
• 5 in. by 7 in.
• 12 in. by 14 in.

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TEKS.MATH.7.5C

Which of the following are Dilations?

• (x, y) → (x, 3y)
• (x, y) → (3x, 3y)
• (x, y) → (x, y - 3)
• (x, y) → (.5x, .4y)

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TEKS.MATH.7.5C

A triangle has sizes measuring 11 cm, 16 cm, and 16 cm. A similar triangle has sides measuring x cm, 24 cm, and 24 cm. What is x?

• x = 19 cm
• x = 24 cm
• x = 3 cm
• x = 16.5 cm

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TEKS.MATH.7.5C

A dilation is which of the following: 

• An enlargement
• A reduction
• Either an enlargement or a reduction
• Neither an enlargement or a reduction

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TEKS.MATH.7.5C

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

• an enlargement
• a reduction
• a scale factor
• bigger

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TEKS.MATH.7.5C

A picture of a school’s mascot is 18 in. wide and 24 in. long. It is enlarged proportionally to banner size. If the width is enlarged to 54 in., what is the length of the banner? 

• 72 in
• 60 in
• 62 in
• 80 in

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TEKS.MATH.7.5C

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

• (5,3)
• (20,12)
• (-20,-12)
• (-5,-3)

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TEKS.MATH.7.5C

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.
• It's an enlargement; the scale factor is 2.
• It's an enlargement; the scale factor is 1/2.
• It's a reduction; the scale factor is 1/2.

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TEKS.MATH.7.5C