Area of Triangles

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

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

Back

25 cm²

Front

What is the area of a triangle with a base of 14 cm and a height of 23 cm?

Back

161 cm²

Front

A triangle has an area of 117 cm² and a base of 26 cm. What is the height?

Back

9 cm

Front

What is the area of a triangle with a base of 9 cm and a height of 20 cm?

Back

90 cm²

Front

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

Back

Height = (2 × Area) / base

Front

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

Back

60 m²

Front

If the area of a triangle is 18.9 km² and the base is 9 km, what is the height?

Back

4.2 km

Front

What is the area of a triangle with a base of 15 cm and a height of 8 cm?

Back

60 cm²

Front

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

Back

The area doubles.