area of 2-d shapes

Front

What is the formula to calculate the area of a rectangle?

Back

Area = length × width.

Front

What is the area of a square with a side length of 5 cm?

Back

Area = 5 cm × 5 cm = 25 cm².

Front

What is the formula to calculate the area of a triangle?

Back

Area = 1/2 × base × height.

Front

What is the area of a triangle with a base of 6 m and a height of 4 m?

Back

Area = 1/2 × 6 m × 4 m = 12 m².

Front

What is the formula to calculate the area of a circle?

Back

Area = π × radius².

Front

What is the area of a circle with a radius of 3 cm? (Use π ≈ 3.14)

Back

Area = 3.14 × (3 cm)² = 28.26 cm².

Front

What is the area of a parallelogram?

Back

Area = base × height.

Front

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

Back

Area = 10 ft × 5 ft = 50 ft².

Front

What is the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height.

Front

What is the area of a trapezoid with bases of 8 m and 6 m, and a height of 4 m?

Back

Area = 1/2 × (8 m + 6 m) × 4 m = 28 m².