Chapter 8 big ideas test review(red)

Front

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

Back

Perimeter = 2(length + width)

Front

How do you find the perimeter of a circle?

Back

Perimeter (Circumference) = 2πr, where r is the radius.

Front

What is the diameter of a circle?

Back

The diameter is twice the radius of the circle.

Front

How do you calculate the perimeter of a semicircle?

Back

Perimeter = πr + 2r, where r is the radius.

Front

What is the formula for the perimeter of a polygon?

Back

Perimeter = sum of the lengths of all sides.

Front

How do you find the perimeter of a quarter circle?

Back

Perimeter = (1/4)(2πr) + 2r, where r is the radius.

Front

What is the relationship between diameter and radius?

Back

Diameter = 2 × Radius.

Front

How do you round a number to the nearest hundredth?

Back

Look at the third decimal place; if it's 5 or more, round up.

Front

What is the perimeter of a baseball field shaped like a diamond?

Back

Perimeter = 4 × side length.

Front

How do you find the perimeter of a complex shape like a fountain made of semicircles and quarter circles?

Back

Calculate the perimeter of each section separately and sum them up.