Area of a triangle

Front

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

Back

Area = 1/2 × base × height

Front

If the base of a triangle is 10 cm and the height is 5 cm, what is the area?

Back

Area = 1/2 × 10 cm × 5 cm = 25 cm²

Front

What is the area of a triangle with a base of 8 ft and a height of 6 ft?

Back

Area = 1/2 × 8 ft × 6 ft = 24 ft²

Front

How do you find the height of a triangle if you know the area and the base?

Back

Height = (Area × 2) / base

Front

What is the area of a triangle with a base of 12 m and a height of 10 m?

Back

Area = 1/2 × 12 m × 10 m = 60 m²

Front

If a triangle has an area of 30 cm² and a base of 6 cm, what is the height?

Back

Height = (30 cm² × 2) / 6 cm = 10 cm

Front

What is the area of a triangle with a base of 15 in and a height of 4 in?

Back

Area = 1/2 × 15 in × 4 in = 30 in²

Front

If the area of a triangle is 28 cm² and the height is 7 cm, what is the base?

Back

Base = (Area × 2) / height = (28 cm² × 2) / 7 cm = 8 cm

Front

What is the area of a triangle with a base of 9 ft and a height of 3 ft?

Back

Area = 1/2 × 9 ft × 3 ft = 13.5 ft²

Front

What happens to the area of a triangle if the height is doubled?

Back

The area doubles.