Big Ideas Chapter 4

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height

Front

What is the area of a parallelogram with a base of 10 yd and a height of 25 yd?

Back

250 yd²

Front

What is the formula for the area of a circle?

Back

Area = π × radius²

Front

What is the area of a circle with a radius of 20 cm?

Back

1,256 cm²

Front

What is the formula for the area of a polygon?

Back

Area can vary based on the type of polygon; for regular polygons, Area = (Perimeter × Apothem) / 2

Front

What is the area of a polygon with a base of 5 units and a height of 4 units?

Back

10 units²

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the area of a rectangle with a length of 8 ft and a width of 6 ft?

Back

48 ft²

Front

What is the formula for the perimeter of a polygon?

Back

Perimeter = sum of the lengths of all sides

Front

What is the perimeter of a polygon with sides measuring 3 units, 5 units, 4 units, and 6 units?

Back

18 units