Dilations Composition Graphs

If the scale factor is greater than 1, the dilation is...

• an enlargement

• a rotation

• a translation

• a reduction

Tags

CCSS.8.G.A.3

If the scale factor is less than 1, the dilation is...

• an enlargement

• a translation

• a rotation

• a reduction

Tags

CCSS.8.G.A.3

Rectangle ABCD is dilated so that A' is located at (3, 6).  What could be the dilation rule?

• (2x, 3y)

• (2/3 x, 2/3 y)

• (3/2 x, 3/2 y)

• (x + 2, y + 3)

Tags

CCSS.8.G.A.3

Triangle ABC is dilated so that the coordinates of C' are (2, -1).  What was the scale factor of the dilation?

• 3

• 2

• 1/2

• 1/3

Tags

CCSS.8.G.A.3

The algebraic expression for an enlargement by a scale factor of 3 is...

• (x, y)→(3x, 3y)

• (x, y)→(3, 3)

• (3x, y)→(x, y)

• (x, y)→(3x)

Tags

CCSS.HSG.CO.A.2

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 3.

• It's a reduction; the scale factor is 1/3.

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

• It's an enlargement; the scale factor is 2. 

Tags

CCSS.7.G.A.1

Which could be the rule used to dilate ABC to A'B'C'?

• (5x, 5y)

• (3x, 3y)

• (1/3 x, 1/3 y)

• (2x, 2y)

Tags

CCSS.HSG.CO.A.2

Dilation rules use ______________ to change the ___________ of a shape. 

• addition; location

• division; direction

• subtraction; orientation

• multiplication; size

Tags

CCSS.8.G.A.3

In this figure, triangle TRS is the ​ (a)   , triangle T'R'S' is the ​ (b)   and a(n) ​ (c)   occurred.

• pre-image

• image

• enlargement

• reduction

• spin

• flip

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

In this figure, triangle ABC is the ​ (a)   and triangle A'B'C' is the ​ (b)   . The scale factor for this dilation is ​ (c)   . A(n) ​ (d)   occurred.

• pre-image

• image

• 2

• reduction

• enlargement

• None of the above

• 1/2

Tags

CCSS.8.G.A.3