Unit 1 & 2 Review

Front

What is the transformation called when a figure is flipped over a line?

Back

Reflection

Front

A proportion is two ratios that are __________.

Back

equal

Front

If two figures are similar, what can be said about their corresponding side lengths?

Back

The ratios of the corresponding sides are equal.

Front

What is the relationship between corresponding angles in similar figures?

Back

The corresponding angles are equal.

Front

If a photo is 12 in. wide by 18 in. tall, and the width is scaled down to 9 inches, what should the height be to maintain similarity?

Back

13.5 in.

Front

What is a translation in geometry?

Back

A transformation that slides a figure in a straight line from one position to another without changing its size or shape.

Front

What does it mean for two figures to be similar?

Back

They have the same shape but may differ in size.

Front

What is a rotation in geometry?

Back

A transformation that turns a figure around a fixed point.

Front

What is the formula for finding the scale factor between two similar figures?

Back

Scale Factor = Length of Side in Figure 1 / Length of Corresponding Side in Figure 2.

Front

What is the definition of a ratio?

Back

A comparison of two quantities by division.