Area Review Warm-Up

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

How do you calculate the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the area of a rectangle with a length of 10 feet and a width of 16 feet?

Back

160 feet²

Front

If a rectangle has an area of 95.7 km², what could be its possible dimensions?

Back

Possible dimensions could be length = 10 km and width = 9.57 km (or other combinations).

Front

What is the area of a shape with a base of 9 inches and a height of 4 inches?

Back

Area = 1/2 × 9 × 4 = 18 in²

Front

What is the area of a rectangle with a length of 7 cm and a width of 3 cm?

Back

Area = 7 cm × 3 cm = 21 cm²

Front

What is the area of a triangle with a base of 6 m and a height of 5 m?

Back

Area = 1/2 × 6 m × 5 m = 15 m²

Front

What is the area of a rectangle with a length of 12 m and a width of 8 m?

Back

Area = 12 m × 8 m = 96 m²

Front

If the area of a rectangle is 40.5 yd², what could be its possible dimensions?

Back

Possible dimensions could be length = 5 yd and width = 8.1 yd (or other combinations).

Front

What is the area of a rectangle with a length of 15 cm and a width of 4 cm?

Back

Area = 15 cm × 4 cm = 60 cm²