Dilations

Dilation

• a transformation that enlarges or reduces a figure

• all types of transformation

• when we "flip" across a line of reflection

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Find missing side

• 5
• 7
• 9
• 11

Tags

CCSS.7.G.A.2

Triangle PQR is similar to triangle XYZ.
What is the length of line segment XZ?

• 11 in.
• 13.5 in.
• 9 in.
• 20.25 in.

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The pair of figures is similar. Find the missing side.

• x = 10
• x = 4
• x = 2
• x = 5

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

The pair of figures is similar. Find the missing side.

• x = 9
• x = 28
• x = 7
• x = 63

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Solve for X.

• 2 ft
• 3 ft
• 4 ft
• 6 ft

Tags

CCSS.7.EE.B.4

• 4 ft
• 15 ft
• 18 ft
• 2 ft

Tags

CCSS.7.G.A.1

CCSS.7.G.B.6

Solve for X if the two figures are SIMILAR.

• X = 12
• X = 60
• X = 15
• X = 5

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Solve for X if the two figures are SIMILAR.

• X = 143
• X = 104
• X = 44
• X = 153

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

If two triangles are similar and the sides of one triangle are 3, 4, and 5, what are the sides of the other triangle if the scale factor is 2?

• 6, 8, 10

• 3, 4, 5

• 9, 12, 15

• 12, 16, 20

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2