perimeter, area, find unknown side length

An envelope from the post office is 6 inches wide and 8 inches long. What is the perimeter of the envelope?

• 48 inches

• 48 square inches

• 28 square inches

• 28 inches

Tags

CCSS.3.MD.D.8

A rectangular swimming pool was 9 meters wide with an area of 90 square meters. What is the length?

• 180 sq. meters

• 180 meters

• 10 sq. meters

• 10 meters

Tags

CCSS.4.MD.A.2

CCSS.4.MD.A.3

An envelope is 3 inches wide with a perimeter of 30 inches. What is the length of the envelope?

• 90 inches

• 24 inches

• 12 inches

• 10 inches

Tags

CCSS.4.MD.A.3

How do you find the area of a rectangle?

• Length + Length + Length + Length
• Length + Width
• Length x Width
• Width x Width

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

What does area mean?

• the distance around a shape
• half the distance around a shape
• the amount of space outside a shape
• the amount of space inside a shape

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

The area of a rectangle is 49 sq. in.  One side length is 7 in.  What is the other side length?

• 9 in.
• 10 cm.
• 3 in.
• 7 in.

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.6

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.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

Kendra is helping her teacher put chalk around the perimeter of the school field. The field is a rectangle with two sides measuring 100 feet and two sides measuring 75 feet. What is the perimeter of the field?

• 1,234 feet

• 350 feet

• 500 feet

• 750 feet

Tags

CCSS.3.MD.D.8

What is the missing measurement? 

• 9 cm
• 18 in
• 18 cm
• 9 in 

Tags

CCSS.3.MD.D.8

What is the perimeter of the rectangle? (Hint: top matches the bottom, left matches the right!)

• 28 sq feet
• 28 feet
• 48 feet
• 48 sq feet

Tags

CCSS.3.MD.D.8