Perimeter and Area with Missing Variables

Find the area.

• 23 ft²

• 21 ft²

• 14 ft²

• 9 ft²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the perimeter and area of this square?

(click to show image)

• 20 cm; 25 sq cm

• 10 cm; 25 cm

• 10 square cm; 25 cm

• 20 square cm; 25 cm

Tags

CCSS.4.MD.A.3

The perimeter of a rectangle is 34 metres.  The width is 4 metres.  What would the length be?

• 17 m
• 13 m
• 15 m
• 30 m

Tags

CCSS.3.MD.D.8

A lawn had an area of 35 square feet. If it was 7 feet width, how long was it? 

• 84 ft.
• 245 ft.
• 5 ft.
• 14 ft.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Mrs. Davis wanted to cover the classroom with new carpet. If the length of the classroom was 12 feet and the width was 8 feet. How much carpet would she need to buy?

• 20 feet
• 40 ft
• 96 square feet
• 40 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the missing length if the perimeter is 30cm?

• 12cm
• 13cm
• 30cm
• 5cm

Tags

CCSS.7.EE.B.3

Find the area:

• 24 in²
• 12 in²
• 6 in²
• 3.5 in²

Tags

CCSS.6.G.A.1

Find the area

• 41
• 45
• 44
• 43

Tags

CCSS.6.G.A.1

Find the area:

• 84 m²
• 168 m²
• 112 m²
• 56 m²

Tags

CCSS.6.G.A.1

What is the area of the shaded region?

• 4 cm²
• 16 cm²
• 8 cm²
• 12 cm²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3