Similarity Dimensions

If ABCDE is similar to LMNOP, which proportion is NOT true?

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Tags

CCSS.HSG.SRT.A.2

If ABCD is similar to EFGH, which proportion is true?

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Tags

CCSS.HSG.SRT.A.2

What happens to a figure when it is dilated by a scale factor of a positive integer?

• it becomes smaller

• it becomes larger

• it stays the same

Tags

CCSS.8.G.A.3

What happens to a figure when it is dilated by a scale factor of a fraction less than 1?

• it becomes smaller

• it becomes larger

• it stays the same

Tags

CCSS.8.G.A.3

Which of the following rules represents a dilation?

• (x, y) → (x, 3y)

• (x, y) → (3x, 3y)

• (x, y) → (x - 4, y - 3)

• (x, y) → (.5x, .4y)

Tags

CCSS.8.G.A.3

The two triangles in the figure are similar. Determine the value of x.

• 16

• 16.5

• 18

• 20

Tags

CCSS.HSG.SRT.A.2

Determine the value of x.

• 4

• 5

• 6

• 7

Tags

CCSS.HSG.CO.C.9

Determine whether the figures are similar.

• YES

• NO

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Determine whether the figures are similar.

• YES

• NO

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the dimensions of a photo are 2 inches by 3 inches and the dimensions of a poster of the same image are 8 inches by 12 inches, are the photo and the poster similar? Explain

• Yes, the ratios are the same.

• No, the ratios are not the same.

• Yes, they are of the same image

• No, they are different sizes.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6