OpenUp 8th Math 2.2 Review

What point do we use to measure distances when performing a dilation?

• center of dilation

• center of rotation

• line of reflection

• the origin

Tags

CCSS.8.G.A.3

Point P in the diagram is the....

• center of dilation

• center of rotation

• line of reflection

• center of scale

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

A ___ is a transformation in which each point on a figure moves along a line and changes its distance from a fixed point.

• dilation

• scale

• rotation

• translation

Tags

CCSS.8.G.A.3

When performing a dilation, all of the original distances in relation to the center of dilation are multiplied by the same ______

• scale factor

• rate

• dilation factor

• ratio factor

Tags

CCSS.8.G.A.3

Which image shows a dilation?

• 
• 
• 
• 

Tags

CCSS.8.G.A.3

Here are circles c and d. Point O is the center of dilation and the dilation takes Circle c to Circle d. Plot a point on Circle c. Label the point P. Plot where P goes when the dilation is applied.

Tags

CCSS.8.G.A.3

Here are circles c and d. Point O is the center of dilation and the dilation takes Circle c to Circle d. Plot a point on Circle d. Label the point Q. Plot a point that the dilation takes to Q.

Tags

CCSS.8.G.A.3

Here is triangle ABC. Dilate each vertex of triangle ABC using P as the center of dilation and a scale factor of 2. Draw the triangle connecting the three new points.

Tags

CCSS.8.G.A.3

Here is triangle ABC. Dilate each vertex of triangle ABC using P as the center of dilation and a scale factor of 1/2. Draw the triangle connecting the three new points.

Tags

CCSS.8.G.A.3