Scale Drawing and Models

Front

What is a scale drawing?

Back

A scale drawing is a representation of an object or space that is proportionally reduced or enlarged to fit on paper, using a specific ratio to represent actual dimensions.

Tags

CCSS.7.G.A.1

Front

How do you calculate actual dimensions from a scale drawing?

Back

To find actual dimensions, multiply the measurements on the scale drawing by the scale factor.

Tags

CCSS.7.G.A.1

Front

What is the scale factor in a scale drawing?

Back

The scale factor is the ratio that compares the dimensions of the drawing to the actual dimensions, expressed as a fraction or ratio.

Tags

CCSS.7.G.A.1

Front

If a scale is 1 cm = 5 m, what does this mean?

Back

This means that every 1 cm on the drawing represents 5 m in reality.

Tags

CCSS.7.G.A.1

Front

How do you convert feet to inches?

Back

To convert feet to inches, multiply the number of feet by 12, since there are 12 inches in a foot.

Tags

CCSS.4.MD.A.1

Front

What is the formula to find the height of a model based on the actual height and scale?

Back

Model height = Actual height × Scale factor.

Tags

CCSS.7.G.A.1

Front

If a model is built at a scale of 1:100, what does this mean?

Back

This means that 1 unit on the model represents 100 units in real life.

Tags

CCSS.7.G.A.1

Front

How do you find the scale of a model if you know the actual height and the model height?

Back

Scale = Actual height / Model height.

Tags

CCSS.7.G.A.1

Front

What is the relationship between inches and feet?

Back

1 foot = 12 inches.

Tags

CCSS.4.MD.A.1

Front

If a garden is 14 cm by 10 cm on a scale of 1.6 cm = 2 m, what are the actual dimensions?

Back

Actual dimensions are 17.5 m by 12.5 m.

Tags

CCSS.7.G.A.1