Scale Drawings of Geometric Figures

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.

Tags

CCSS.HSG.SRT.A.2

The distance from Point A to Point B on a scale drawing is 6 cm. If the scale is 1cm : 10m. What is the actual distance from A to B?

• 6 m

• 10 m

• 18 m

• 60 m

Tags

CCSS.7.RP.A.2C

Vocabulary:  A proportional drawing of an object.

• similar figures

• scale drawing

• scale

• constant of proportionality

Tags

CCSS.7.G.A.1

Two objects that have the same shape but not the same size are _______.

• Constant

• Equal

• Similar

• Rational

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

The blueprint(drawing) of this house has a length of 6 inches.  The actual house has a length of 18 feet.  What is the scale used?

• 1 inch: 3 feet

• 1 inch: 6 feet

• 3 inches: 6 feet

• 3 inches: 12 feet

Tags

CCSS.7.G.A.1

The length of the car in the drawing 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

Tags

CCSS.7.G.A.1

A drawing of a flagpole uses the scale 1 in = 4 ft. If the pole measures 12 inches in drawing, how tall is the actual pole?

• 16 feet

• 3 feet

• 48 feet

• 9 feet

Tags

CCSS.7.G.A.1

8 ft

12 ft

12.5 ft

25 ft

• 8 ft

• 12 ft

• 12.5 ft

• 25 ft

Tags

CCSS.HSG.SRT.B.5

A room has an actual width of 20 feet and length of 25 feet.  How should the scale drawing look like if the scale used is 1 unit: 5 feet?

• A

• B

• C

• D

Tags

CCSS.7.G.A.1

Are these figures similar? Why or why not?

• Yes, their shapes are the same

• No, their corresponding sides are not equal.

• No, their corresponding sides are not proportional.

• Yes, their corresponding sides are proportional

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6