Area of Parallelograms, Triangles, & Trapezoids

Front

In a trapezoid, the bases are always_________.

Back

parallel

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the formula for the area of a trapezoid?

Back

Area = 1/2 × (base1 + base2) × height

Front

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

Back

24 square units

Front

What is the area of a trapezoid with bases of 10 m and 6 m, and a height of 4 m?

Back

32 square meters

Front

What is the area of a parallelogram?

Back

Area = base × height

Front

If the base of a triangle is doubled, how does the area change?

Back

The area doubles.

Front

If the height of a trapezoid is halved, how does the area change?

Back

The area is halved.

Front

What is the area of a triangle with a base of 5 units and a height of 4 units?

Back

10 square units

Front

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

Back

60 square units