9/25 Dilations

A dilation is which of the following: 

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

Tags

CCSS.8.G.A.3

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

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

Tags

CCSS.8.G.A.3

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

• a reduction
• an enlargement
• a scale
• not proportional

Tags

CCSS.8.G.A.3

triangle has coordinates A(1, 2), B(6, -3) and C(0, 5). The triangle is dilated by a scale factor of 3. What are A', B' and C'?

• A'(1, 2), B'(6, -3) and C'(0, 5)

• A'(1, 3), B'(3, -3) and C'(3, 5)

• A'(3, 6), B'(18, -9) and C'(0, 15)

• A'(3, 6), B'(18, -9) and C'(3, 15)

Tags

CCSS.8.G.A.3

Point R(-3, 12) was dilated by a scale factor of 1/3. What is R'?

• R'(-3, 12)

• R'(-9, 36)

• R'(-1, 4)

• R'(1, 4)

Tags

CCSS.8.G.A.3

Find the scale factor of the dilation.

• 3

• 6

• 2/3

• 1/3

• -4

Tags

CCSS.HSG.CO.A.2

Enlargement or reduction?

• Enlargement

• Reduction

Tags

CCSS.8.G.A.3

Enlargement or reduction?

• Enlargement

• Reduction

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2