Calculating Area: Rectangles and Triangles for Grade 4

A rectangle has a length of 8 meters and a width of 3 meters. What is its area?

• 20 square meters

• 24 square meters

• 15 square meters

• 30 square meters

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A triangle has a base of 10 cm and a height of 5 cm. What is the area of the triangle?

• 30 cm²

• 40 cm²

• 15 cm²

• 25 cm²

Tags

CCSS.6.G.A.1

If a rectangular garden measures 12 feet long and 4 feet wide, how much area does the garden cover?

• 24 square feet

• 40 square feet

• 60 square feet

• 48 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A triangular flag has a base of 6 inches and a height of 4 inches. What is the area of the flag?

• 15 square inches

• 8 square inches

• 10 square inches

• 12 square inches

Tags

CCSS.6.G.A.1

A rectangular swimming pool is 15 meters long and 10 meters wide. What is the area of the pool?

• 200 square meters

• 75 square meters

• 150 square meters

• 100 square meters

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A triangle has a base of 9 cm and a height of 7 cm. Calculate the area of the triangle.

• 27 cm²

• 63 cm²

• 31.5 cm²

• 45 cm²

Tags

CCSS.6.G.A.1

A rectangular classroom is 20 feet long and 15 feet wide. What is the area of the classroom?

• 250 square feet

• 400 square feet

• 300 square feet

• 180 square feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If a triangular piece of land has a base of 8 meters and a height of 3 meters, what is its area?

• 10 square meters

• 6 square meters

• 24 square meters

• 12 square meters

Tags

CCSS.6.G.A.1

A rectangular book cover is 9 inches long and 6 inches wide. What is the area of the book cover?

• 54 square inches

• 72 square inches

• 45 square inches

• 36 square inches

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A triangle has a base of 5 feet and a height of 10 feet. What is the area of the triangle?

• 25 square feet

• 15 square feet

• 30 square feet

• 20 square feet

Tags

CCSS.6.G.A.1