Scale Drawing/Similar Figures

Vocabulary:  A proportional drawing of an object.

• similar figures
• scale drawing
• scale
• constant of proportionality

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Vocabulary:  A ratio between the measurements of the drawing and of the actual object.

• scale drawing
• constant of proportionality
• scale 
• unit rate

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

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

• Constant
• Equal
• Similar
• Rational

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

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

CCSS.7.RP.A.2

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

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

**** A model of a planned baseball stadium is 2 ft wide. The actual stadium will be 200 yd wide. What is the scale?

• 2 feet = 50 yards
• 1 foot = 200 yards
• 1 foot = 100 yards
• 1 foot = 50 yards

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

From Denver to Chicago = 3 inches. If the scale is 1 inch = 300 miles, find the actual distance.

• 300 miles
• 1000 miles
• 900 miles
• 600 miles

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

What is the measure of the side that corresponds with FE? 

• 10
• 6
• 8
• 15

Tags

CCSS.8.G.B.6

CCSS.8.G.B.7

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

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.7.RP.A.2

CCSS.7.RP.A.3