4/14/20 Tuesday SOLVING Area Equations

A triangle has an area of 230.86 square inches. The height of the triangle is 23.8 inches. What is the length of the base of the triangle?

• 23.8 in

• 10.1

• 19.4

• 2,747.234

A parking lot in the shape of a trapezoid has an area of 12,052.1 square meters. The length of one base is 108.6 meters and the height is 126.2 m. What is the length of the other base?

• 82.4

• 41.2

• 123.6

• 189.3

A ship’s triangular signal flag has a base of 8 inches and an area of 64 square inches. What is the height of the signal flag?

• 16 in

• 8 in

• 4 in

A park is shaped like a trapezoid. It has an area of 7.2 square miles. One base is 1.2 miles, and the other base is 2.4 miles long. What is the height of the park?

• 2 mi

• 8 mi

• 4 mi

• 0.75

A square has an area of 16 m². What is the length of a side?

• 8 m

• 4 m

• 2 m

• 6 m

A rectangle has an area of 36 ft² and a base of 4 ft. What is the height?

• 9 ft

• 9 ft²

• 32 ft

• 32 ft²

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.5

CCSS.3.OA.C.7

A parallelogram has an area of 50 cm² and a height of 4 cm. What is the base?

• 46 cm

• 54 cm

• 25 cm

• 12.5 cm

A kite has a diagonal of 14 and an area of 84. Find the other diagonal.

• 10

• 70

• 12

• 6

A rectangle has an area of 65 ft² and a base of 5 ft. What is the height?

• 13 ft

• 13 ft²

• 60 ft

• 60 ft²

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.7

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.5

CCSS.3.OA.B.6

CCSS.3.OA.C.7

A parallelogram has an area of 100 cm² and a height of 10 cm. What is the base?

• 10 cm

• 90 cm

• 1000 cm

• 20 cm