Math 7: Unit 1 Test

Front

Scaled copy is _________.

Back

shapes that are the same shape but different sizes

Front

If the scale factor is less than one, the copy is...

Back

smaller

Front

Which side length corresponds with EF?

Back

LM

Front

From Denver to Chicago it is 4 inches on a map. If the scale is 2 in = 300 miles, find the actual distance.

Back

600 miles

Front

A scaled copy is a copy of a figure where every length in the original figure is _______________ by the same number.

Back

multiplied

Front

What is a scale factor?

Back

A number that scales, or multiplies, some quantity.

Front

What does it mean if a shape is similar?

Back

It means the shapes have the same shape but not necessarily the same size.

Front

How do you find the actual distance using a map scale?

Back

Multiply the distance on the map by the scale factor.

Front

What is the relationship between the scale factor and the size of the copy?

Back

If the scale factor is greater than 1, the copy is larger; if less than 1, the copy is smaller.

Front

What is the formula for finding the area of a scaled copy?

Back

Area = (scale factor)^2 * original area.