Composite Figures

Front

What is a composite figure?

Back

A composite figure is a shape that is made up of two or more simple geometric shapes, such as rectangles, circles, and triangles.

Front

How do you find the area of a circle?

Back

The area of a circle is found using the formula A = πr², where A is the area and r is the radius.

Front

What is the value of π (pi) used in calculations?

Back

The value of π (pi) is approximately 3.14.

Front

How do you calculate the area of a rectangle?

Back

The area of a rectangle is calculated using the formula A = length × width.

Front

What is the formula for the area of a triangle?

Back

The area of a triangle is calculated using the formula A = 1/2 × base × height.

Front

What is a net in geometry?

Back

A net is a two-dimensional pattern that can be folded to form a three-dimensional figure.

Front

How do you find the surface area of a composite figure?

Back

To find the surface area of a composite figure, calculate the surface area of each simple shape and then add them together.

Front

What is the area of a shaded region?

Back

The area of a shaded region is found by subtracting the area of the unshaded part from the total area of the figure.

Front

How do you find the area of a semicircle?

Back

The area of a semicircle is found using the formula A = 1/2 × πr².

Front

What is the formula for the area of a trapezoid?

Back

The area of a trapezoid is calculated using the formula A = 1/2 × (base1 + base2) × height.