Scale review 7th Grade

A _____________ is a ratio used to describe a drawing or model’s change in size from the original.

• ratio

• scale

• unit rate

• scale factor

3:7, 1 to 6, or 2 for every 5 are examples of a  ____________.

• ratio

• scale

• scale factor

• unit rate

To find the actual length from a drawing, we multiply or divide by the  ______________________.

• scale factor

• scale

• unit rate

• ratio

The  _______________________ is the amount of space inside a closed 2-dimensional figure.

• volume

• surface tension

• area

• perimiter

A ratio with a 1 in the denominator is called a  _______________________.

• ratio

• scale

• unit rate

• scale factor

Which is not an example of a unit rate?

• 65 miles per hour

• $4.19 /gallon gas

• 70 cents:3 pencils

What's the area of a rectangle with a length of 12 cm and a width of 5 cm?

• 60 cm

• 17 cm

• 34 cm

Which two sides would I use to get the area of this triangle?

• 4 and 5

• 3 and 5

• 3 and 4

• Triangles

• Rectangles

• Squares

• Circles

Which formula would I use to find the area of a rectangle?