Area of a Triangle

How do you find the area of a triangle?

• base x height

• take half of the base times the height

• add up all of the sides

Find the area of the triangle.

• 11 cm²

• 15 cm²

• 30 cm²

Find the area of the triangle.

• 5 cm²

• 10 cm²

• 7 cm²

Find the area of this triangle.

• 150 ft²

• 100 ft²

• 50 ft²

• 35 ft²

Area of triangle?

• 17 units²

• 20 units²

• 10 units²

• 16 units²

Find the area:

• 40 yd

• 40 yd²

• 80 yd²

• 18 yd²

What does area mean?

• the distance around a shape

• half the distance around a shape

• the amount of space outside a shape

• the amount of space inside a shape

Find the area of a triangle with a base of 7 mm and a height of 10 mm?

• 70 mm squared

• 35 mm squared

• 17 mm squared

• 8.5 mm squared

A triangle with a height of 8 mm and a base of 7 mm has an area of what?

• 56 mm squared

• 15 mm squared

• 28 mm squared

• 87 mm squared

A triangle with a height of 20 cm and a base of 9 cm has an area of what?

• 90 cm squared

• 29 cm squared

• 180 cm squared

• 29 mm squared