Lesson 8-1 Solve Problems of Scale Drawings

Multiple Choice

What is the actual length of the island in the kitchen if the island in the blueprint is 6 inches long and the scale is 1 inch = 1.5 feet?

• 6 feet

• 7.5 feet

• 9 feet

• 12 feet

Open Ended

How would the proportion for Example 1 change if the scale changed?

Fill in the Blanks

What is the actual width, w, of the island if the width in the drawing is 2.5 inches?

Multiple Choice

What is the area, in square yards, of the deck represented by the scale drawing?

• 128 square yards

• 256 square yards

• 512 square yards

• 1024 square yards

Multiple Choice

If the length of the drawing on the mural is 80 inches, what will be the new scale and the height of the drawing on the mural?

• 1 in. = 8 ft; height = 64 ft

• 1 in. = 4 ft; height = 32 ft

• 1 in. = 10 ft; height = 80 ft

• 1 in. = 2 ft; height = 16 ft

Multiple Choice

What is the scale factor of a scale drawing if the actual length is 40 feet and the corresponding length in the drawing is 80 inches?

• 0.5

• 2

• 1.5

• 0.25

Fill in the Blanks

The scale drawing of a barn is 20 inches by 10 inches, and the shortest side of the actual barn is 150 meters. If a new barn replaces the existing one and is 2/3 its size, what will be the scale of the drawing to the new barn?

Open Ended

Explain how you would determine the new scale for a mural if the actual landscape and the mural have different dimensions. What steps would you take and what information would you need?

Open Ended

If the model and the actual plane are to scale, what do you know about the relationship between all the other parts of the model and the actual plane, aside from the total length?