(7th Grade) Unit 5 Transformation Vocabulary Test

Front

What does it mean when two quantities are proportional?

Back

When two quantities always have the same size in relation to each other, meaning they have the same ratio.

Tags

CCSS.7.RP.A.2A

Front

What is a pre-image in transformations?

Back

A shape or figure before a transformation; the original figure.

Tags

CCSS.HSG.CO.A.2

Front

What defines similar shapes?

Back

All corresponding angles in the similar shapes are equal, and the corresponding lengths are in the same ratio.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Front

What is dilation in geometry?

Back

A transformation that produces an image that is the same shape as the original but is a different size.

Tags

CCSS.8.G.A.3

Front

What does prime notation indicate in transformations?

Back

A prime-corresponding point in a transformed figure, denoted as A'.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a transformation?

Back

A process that changes the position, size, or shape of a figure.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a scale factor?

Back

The ratio of the lengths of two corresponding sides of similar figures.

Tags

CCSS.7.G.A.1

Front

What is a reflection in geometry?

Back

A transformation that flips a figure over a line, creating a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a rotation in geometry?

Back

A transformation that turns a figure around a fixed point at a certain angle.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the property of congruence?

Back

Two figures are congruent if they have the same shape and size.

Tags

CCSS.8.G.A.2