Area of square and rectangle

What is the formula to calculate the area of a square?

a) A = l × w
b) A = s²
c) A = 2l + 2w
d) A = s + s

• a

• b

• c

• d

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A rectangle has a length of 12 cm and a width of 8 cm. What is the area of the rectangle?

a) 20 cm²
b) 96 cm²
c) 80 cm²
d) 40 cm²

• a

• b

• c

• d

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If the area of a square is 64 square meters, what is the length of one side?

• 4 meters

• 8 meters

• 16 meters

• 32 meters

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The area of a rectangle is 72 square inches. If the length is 9 inches, what is the width?

• 8 inches

• 12 inches

• 6 inches

• 15 inches

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A square has a side length of 5 units. What is its area?

• 10 square units

• 25 square units

• 15 square units

• 5 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If the length of a rectangle is doubled and the width remains the same, how does the area change?

• The area remains the same.

• The area doubles.

• The area is halved.

• The area quadriples.

Tags

CCSS.7.G.A.1

What is the area of a rectangle with a length of 15 cm and a width of 7 cm?

a) 22 cm²
b) 105 cm²
c) 12 cm²
d) 21 cm

• a

• b

• c

• d

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A square has a side length of 10 inches. What is the area of the square?

• 20 square units

• 50 square units

• 100 square units

• 200 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The area of a square is 121 cm². What is the length of one side of the square?

• 10 cm

• 2 cm

• 11 cm

• 14 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A rectangle has a width of 4 meters and a length of 9 meters. What is the area?

a) 13 m²
b) 36 m²
c) 40 m²
d) 52 m²

• a

• b

• c

• d

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3