Area of triangles - Multiple choice flashcard

Front

What is the formula for the area of a triangle?

Back

A = \frac{1}{2} \times \text{base} \times \text{height}

Front

If a triangle has a base of 8 units and a height of 4 units, what is its area?

Back

16 square units

Front

A triangle has a base of 10 units and a height of 4 units. What is its area?

Back

20 square units

Front

Find the area of a triangle with a base of 20 cm and a height of 4 cm.

Back

40 cm^2

Front

A triangle has a base of 15 units and a height of 4 units. What is its area?

Back

30 square units

Front

What is the height of a triangle if the area is 24 square units and the base is 8 units?

Back

6 units (Area = \frac{1}{2} \times 8 \times \text{height})

Front

If the area of a triangle is 30 square units and the base is 10 units, what is the height?

Back

6 units (Area = \frac{1}{2} \times 10 \times \text{height})

Front

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

Back

The area doubles.

Front

What is the area of a triangle with a base of 12 units and a height of 5 units?

Back

30 square units

Front

If a triangle has an area of 18 square units and a base of 6 units, what is the height?

Back

6 units (Area = \frac{1}{2} \times 6 \times \text{height})