Scale Drawing

Multiple Choice

Which of the following best describes a scale drawing?

• A drawing that shows an object or area reduced or enlarged by a certain ratio called a scale.

• A drawing that is always the same size as the real object.

• A drawing that does not use any measurements.

• A drawing that only uses colors to represent objects.

Open Ended

Why do you think scale drawings are important in real life?

Fill in the Blanks

The ratio between the measurements on the drawing and the actual object is called

.

Multiple Choice

Which terms are correctly matched with their definitions?

• Scale: The number by which each measurement is multiplied

• Ratio: A simplified representation of a physical object

• Model: The ratio between the measurements on the drawing and the actual object

• Scale Factor: The number by which each measurement on the model is multiplied to get the actual size

Open Ended

Explain how the concept of ratio is important when creating a scale drawing.

Open Ended

Describe the steps you would take to create a scale drawing of a rectangular table at home.

Multiple Choice

If a room on a floor plan measures 6 cm and the scale is 1:250, what is the actual length of the room in real life?

• 150 cm

• 250 cm

• 1200 cm

• 1500 cm

Multiple Choice

Which of the following is the correct actual length of the Living Room if its length on the floor plan is 5 cm and the scale is 1:250?

• 12.5 m

• 7.5 m

• 10 m

• 15 m

Open Ended

After learning about scale drawings, what questions do you still have or what would you like to know more about this topic?

Open Ended

What is a scale drawing and how is it used to represent real objects?

Open Ended

Why is it important to understand scales and ratios in real life?

Multiple Choice

A portion of a map with cities A and B is shown. The map uses a scale of 1 inch=30 miles. You are making a map with a scale of 2 inches=15 miles. How far apart are cities A and B on your​ map?

• 10 in

• 18 in

• 12 in

• 15 in

Multiple Choice

Which statement explains how to find the actual length of the sides of the retaining wall, in feet?

• Divide the length of each side in the scale drawing by 16.

• Add 16 to the length of each side in the scale drawing.

• Multiply the length of each side in the scale drawing by 16.

• Multiply the length of each side in the scale drawing by 1.

Multiple Choice

• F

• G

• H

• J

Multiple Choice

When applying a scale factor of 1/4 to Figure A, what is the new length and height?

• L= 1

  H= 3/4

• L= 4

  H= 3

• L= 16

  H= 12

• L= 2/3

  H= 3/5

Multiple Choice

Scale: 1in.=7ft. The actual width of the backyard is 49 ft, how wide is it in the drawing?

• 14 in 

• 7 in

• 42 in

• 56 in

Multiple Choice

• A

• B

• C

• D

Multiple Choice

The scale drawing car length is 3 cm. If the scale is 1 cm:4 ft, what is the actual car length?

• 12 feet

• 16 feet 

• 10 feet

• 4 feet

Multiple Choice

Use the original image and new image to decide which statement is true.

• 
  

  The new image is a scale drawing with a scale factor of $$2$$ .

• The new image is a scale drawing with a scale factor of $$\frac{1}{2}$$

• The new image is not a scale drawing because there is no scale factor.

• The object was not changed proportionally.