MCAS Gr. 10 Area & Perimeter

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).

Front

What is the relationship between similar rectangles regarding their dimensions?

Back

The ratios of corresponding sides of similar rectangles are equal.

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height.

Front

How do you find the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.

Front

What is the formula for the area of a circle?

Back

Area = πr², where r is the radius.

Front

If a rectangle has a length of 10 ft and a width of 9 ft, what is its area?

Back

Area = 10 ft × 9 ft = 90 square feet.

Front

What is the height of a parallelogram if its area is 90 square inches and the base is 15 inches?

Back

Height = Area / base = 90 square inches / 15 inches = 6 inches.

Front

What is the perimeter of a rectangle with a height of 16 inches and a width of 10 inches?

Back

Perimeter = 2 × (16 inches + 10 inches) = 52 inches.

Front

What is the value of x if rectangle ABCD is similar to rectangle EFGH and the corresponding sides are in the ratio 1:2?

Back

If one side of ABCD is 3 inches, then x (the corresponding side of EFGH) = 3 inches × 2 = 6 inches.