Area and Perimeter Review - 7th Grade

Which of the following equations can be used to find the area of a triangle?

• A = πr²

• A = bh

• A = 1/2 bh

• A = lw

Use the equation A = bh to find the area of the parallelogram.

• 224 in²

• 112 in²

• 6 in²

• 22 in²

Which equations could be used to find the perimeter of a rectangle?

• P = 2 (L + W)

• P = πr^2

• P = 2L + 2W

• P = 4 (L * W)

Find the Area of the given parallelogram.

• 14.4in²

• 30m²

• 14.4m²

• 7.4m²

Find the area of the circle using: A = πr²

• 153.9mi²

• 615.8mi²

• 28mi²

• 44mi²

Find the circumference of the circle using the formula: C = 2πr

• 87.96mi

• 43.98mi

• 28mi

• 14mi

Find the Area of the given figure

(Hint: A = 1/2 bh

&

A = bh)

• 20cm²

• 18cm²

• 35cm²

• 38cm²

Rounded to the nearest inch, what is the circumference of a circle with a radius of 15 inches?

• 1413 in

• 47 in

• 188 in

• 94 in

Patrick is wearing a square name tag that is 5 centimeters long. Find the area of his name tag.

• 5 cm²

• 25 cm²

• 10 cm²

• 15 cm²

A building in the shape of a rectangle has a perimeter of 698 meters. The building is 100 meters wide. What is the length of the building?

• 175 meters

• 598 meters

• 498 meters

• 249 meters