Polygon Area Formulas

What is the formula to find the area of a rectangle?

• Area = length / width

• Area = length + width

• Area = length x width

• Area = 2 x (length + width)

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How do you calculate the area of a triangle?

• Area = 0.5 * base * height

• Area = base^2 + height^2

• Area = base + height

• Area = base * height

Tags

CCSS.6.G.A.1

What is the formula for the area of a parallelogram?

• base * height

• base + height

• 2 * (base + height)

• length * width

Tags

CCSS.6.G.A.1

Calculate the area of a rectangle with length 5 cm and width 3 cm.

• 8 square cm

• 12 square cm

• 10 square cm

• 15 square cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Determine the area of a triangle with base 8 cm and height 4 cm.

• 12 square cm

• 20 square cm

• 16 square cm

• 6 square cm

Tags

CCSS.6.G.A.1

Find the area of a parallelogram with base 6 cm and height 9 cm.

• 45 square cm

• 63 square cm

• 72 square cm

• 54 square cm

Tags

CCSS.6.G.A.1

What is the formula for the area of a trapezoid?

• (1/2) * (a + b) * h

• (a + b) * h

• 2 * (a + b) * h

• a * b * h

Tags

CCSS.6.G.A.1

Calculate the area of a trapezoid with bases 4 cm and 6 cm, and height 5 cm.

• 25 square cm

• 30 square cm

• 20 square cm

• 10 square cm

Tags

CCSS.6.G.A.1

How do you find the area of a circle?

• Area = π * radius

• Area = π * (diameter)^2

• Area = 2 * π * radius

• Area = π * (radius)^2

Tags

CCSS.7.G.B.4

Find the area of a circle with radius 10 cm.

• 100π cm^2

• 200π cm^2

• 50π cm^2

• 150π cm^2

Tags

CCSS.7.G.B.4