Front

What is a dilation in geometry?

Back

A dilation is a transformation that alters the size of a figure but not its shape, using a scale factor and a center of dilation.

Front

What is the scale factor in a dilation?

Back

The scale factor is a number that describes how much a figure is enlarged or reduced during a dilation.

Front

What is the relationship between angles in similar triangles?

Back

In similar triangles, corresponding angles are equal.

Front

What is the definition of a rigid transformation?

Back

A rigid transformation is a transformation that preserves the shape and size of a figure, including translations, rotations, and reflections.

Front

What is the difference between rigid and nonrigid transformations?

Back

Rigid transformations preserve distances and angles, while nonrigid transformations do not.

Front

What is the formula for the area of a circle?

Back

Front

What is the formula for the volume of a cylinder?

Back

Front

What is a transformation in geometry?

Back

A transformation is an operation that moves or changes a shape in some way to produce a new shape.

Front

What does it mean for two triangles to be congruent?

Back

Two triangles are congruent if they have the same size and shape, meaning all corresponding sides and angles are equal.

Front

What is the definition of a triangle's angle sum?

Back

The sum of the interior angles of a triangle is always 180 degrees.