Geo Ch 3 Practice Test

Front

What is the central angle of a regular pentagon?

Back

72°.

Front

How many axes of symmetry does a regular pentagon have?

Back

Five axes of symmetry.

Tags

CCSS.4.G.A.3

Front

What is the rotational symmetry of a regular pentagon?

Back

A regular pentagon maps onto itself after rotations of 72°, 144°, 216°, and 288°.

Tags

CCSS.HSG.CO.A.4

Front

What is the transformation that moves a shape 4 units to the right?

Back

Translation 4 units right.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the transformation that moves a shape 2 units up and 4 units right?

Back

Translation 4 units right and 2 units up.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What type of symmetry does a shape have if it can be reflected across a line?

Back

Line symmetry.

Tags

CCSS.4.G.A.3

Front

What type of symmetry does a shape have if it can be rotated and still look the same?

Back

Rotational symmetry.

Tags

CCSS.HSG.CO.A.4

Front

How do you translate triangle A'B'C' to triangle ABC if the translation is (x+2, y-9)?

Back

Move each point of triangle A'B'C' 2 units to the right and 9 units down.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of a 90° clockwise rotation about the origin?

Back

The coordinates (x, y) become (y, -x).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the difference between reflection and rotation in transformations?

Back

Reflection flips a shape over a line, while rotation turns a shape around a point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5