Scale drawing and scales

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

What does the scale '1 inch : 10 feet' mean?

Back

It means that every 1 inch on the drawing represents 10 feet in real life.

Tags

CCSS.7.G.A.1

Front

How do you calculate the actual height from a scale model?

Back

Multiply the height of the model by the scale factor. For example, if the scale is 1:48 and the model is 102 mm tall, the actual height is 102 mm * 48.

Tags

CCSS.7.G.A.1

Front

If a model is 6.5 inches tall and the scale is 1 inch = 150 feet, what is the actual height?

Back

975 feet (6.5 inches * 150 feet/inch).

Tags

CCSS.6.RP.A.3B

Front

True or False: The scale tells us what some length on the scale drawing represents in actual length.

Back

True.

Front

What is the purpose of using a scale in drawings?

Back

To accurately represent the size of an object in a manageable format, allowing for easier visualization and planning.

Tags

CCSS.7.G.A.1

Front

If a building is 300 ft tall and the scale is 1 inch : 10 ft, how tall is the scale drawing?

Back

30 inches (300 ft / 10 ft per inch).

Tags

CCSS.7.G.A.1

Front

What is a scale model?

Back

A scale model is a physical representation of an object that is proportionally smaller or larger than the actual object, often used for design and visualization.

Tags

CCSS.7.G.A.1

Front

How do you set up a proportion to find a missing side measurement?

Back

Set up a ratio comparing the known dimensions to the unknown dimension, then solve for the unknown.

Tags

CCSS.7.G.A.1

Front

What is the scale factor?

Back

The scale factor is the ratio of the dimensions of the model to the dimensions of the actual object.

Tags

CCSS.7.G.A.1