Area of Composite Figures, Triangles, Trapezoids, Rectangles, Parallelograms

Which regular shapes make up the composite figure below?

• 2 triangles, 1 rectangle

• 1 triangle, 2 parallelograms

• 1 triangle, 1 square, 1 rectangle

• 1 triangle, 2 rectangles

Find the area of the following composite figure:

• 29.12 ft²

• 10.28 ft²

• 16.56 ft²

• 54.24 ft²

A parallelogram is a four-sided plane figure with opposite sides ____.

• perpendicular

• obtuse

• parallel

• acute

The formula for finding the area of a parallelogram is ____.

A ____ is a plane figure with three straight sides and three angles.

• parallelogram

• triangle

• trapezoid

• hexagon

The formula for finding the area of a triangle is ____.

The formula for finding the area of a trapezoid is ____.

The base(s) and height of parallelograms, triangles, and trapezoids are always ____.

• obtuse

• parallel

• perpendicular

• acute

A trapezoid is a plane figure with ____ pair(s) of parallel sides.

• one

• two

• three

• four

How can the area of a composite plane figure be determined?

• By adding the areas of the subdivisions

• By subtracting the areas of the subdivisions

• By dividing the areas of the subdivisions

• By multiplying the perimeters of the subdivisions