unit 9 review

Front

What is the distance from the center of the circle to any point on the circle called?

Back

Radius

Front

What is the distance halfway across the circle called?

Back

Radius

Front

What is the area of a rectangle that is 9 meters wide and 6 meters long?

Back

54 meters squared

Front

What is the perimeter of a rectangle with a length of 7cm and a width of 4cm?

Back

22cm

Front

What is the perimeter of a triangle with sides measuring 15cm, 17cm, and 19cm?

Back

51 cm

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

What is the formula for calculating the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the formula for calculating the circumference of a circle?

Back

Circumference = 2 × π × radius

Front

What is the diameter of a circle?

Back

Diameter is twice the radius.