Scale and Area

The original area of a rectangle is 30 sq. cm, if we enlarge it by a scale factor of 4 what is the new area?

• 120 sq. cm

• 240 sq. com

• 480 sq. com

• 60 sq. com

Tags

CCSS.7.G.A.1

Original rectangle sides: 4 units and 1 units

Scale factor: 2

Perimeter of Scaled Copy: ?

• 10 units

• 16 units

• 20 units

• 28 units

Tags

CCSS.7.G.A.1

Area of original rectangle: 120 square units

Scale factor: 0.5

Area of Scaled Copy: ?

• 60 square units

• 240 square units

• 30 square units

• 120 square units

Tags

CCSS.7.G.A.1

Which of the following figures is a scaled copy of Figure A?

• 
• 
• 

Tags

CCSS.8.G.A.3

What is the actual length of an aircraft?

• 236 feet

• 2,360 feet

• 6.7 feet

• 45.9 feet

Tags

CCSS.7.G.A.1

Area = 36 ft^{2
What is the height of the rectangle?}

Remember: A = bh

• 9 ft

• 27 ft

• 4 ft

• 18 ft

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

On a map, a distance of 40 km, is represented by 32 cm. What actual distance would be represented by 8 cm on the map?

Tags

CCSS.7.G.A.1

Find out the map distance between Jack and Rahim if the actual distance between them is 7000 cm. Given that the map scale is 1 : 14000

• 7 cm

• 4 cm

• 2 cm

• 1 cm

Tags

CCSS.7.G.A.1

If the scale factor is less than one, the new figure will be

• an enlargement

• a reduction

• a scale factor

• bigger

Tags

CCSS.8.G.A.3

The original area of a rectangle is 35 in². If the rectangle is enlarged by a scale factor of 3, what is the new area?

• 105 in²

• 11.6 in²

• 315 in²

• 210 in²

Tags

CCSS.7.G.A.1