Lesson 2 - Area of Polygons

Front

What is the definition of area?

Back

Area is the amount of space inside a two-dimensional shape, measured in square units.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the area of a parallelogram?

Back

Area = base × height.

Front

How do you calculate the area of a triangle?

Back

Area = (base × height) / 2.

Front

What is the area of a rectangle that is 4 m long and 3 m wide?

Back

Area = 4 m × 3 m = 12 m².

Front

If a square has a side length of 5 cm, what is its area?

Back

Area = side × side = 5 cm × 5 cm = 25 cm².

Front

What is the area of a parallelogram with a base of 10 m and a height of 5 m?

Back

Area = 10 m × 5 m = 50 m².

Front

How do you find the area of a trapezoid?

Back

Area = (base1 + base2) × height / 2.

Front

What is the area of a circle with a radius of 3 cm?

Back

Area = π × radius² ≈ 28.27 cm².

Front

If a rectangular garden measures 6 ft by 8 ft, what is its area?

Back

Area = 6 ft × 8 ft = 48 ft².