Scale Drawing Problems

The scale factor of the scale drawing of a mirror to the actual mirror is represented by the ratio 1:8. If the dimensions of the scale drawing are 3 inches wide by 8.5 inches long, what is the actual area of the mirror?

• 204 sq. inches

• 544 sq. inches

• 708 sq. inches

• 1,632 sq. inches

Tags

CCSS.7.G.A.1

The scale factor from Drawing 1 to Drawing 2 is 45% and the scale factor from Drawing 1 to Drawing 3 is 70%. Drawing 3 is also a scale drawing of Drawing 2. Is Drawing 3 a reduction or an enlargement of Drawing 3? Justify your answer using the scale factor. The drawing are not necessarily drawn to scale.

Tags

CCSS.7.G.A.1

The scale factor from the original to scale drawing A is 3/5. The scale factor from the original to scale drawing B is 3. Indicate whether scale drawing A and scale drawing B is an enlargement or a reduction. Also give reasoning for both.

Tags

CCSS.7.G.A.1

Complete the table with the corresponding lengths in each scale drawing. Scale drawing A is 3/5 and scale drawing B is 3

Tags

CCSS.7.RP.A.2C

A scale drawing of a room shows that 1 inch equals 2 feet. If the actual length of the room is 24 feet, how long is the room on the drawing?

• 10 inches

• 12 inches

• 14 inches

• 16 inches

Tags

CCSS.7.G.A.1

A drawing of a deck has a scale of 1 inch equal to 5 feet. The actual deck is 18 feet long. How long is the deck in the scale drawing?

• 5.0 inches

• 3.6 inches

• 1.3 inches

• 0.3 inch

Tags

CCSS.7.RP.A.2C

• F

• G

• H

• J

Tags

CCSS.7.G.A.1

Type your answer as a decimal or fraction.

(a)  

Tags

CCSS.7.G.A.1

• A

• B

• C

• D

Tags

CCSS.7.RP.A.2C

• F

• G

• H

• J

Tags

CCSS.7.G.A.1