Surface Area Composite 2D Shapes

Front

What is surface area?

Back

Surface area is the total area that the surface of a three-dimensional object occupies.

Front

How do you find the surface area of a rectangular prism?

Back

To find the surface area of a rectangular prism, use the formula: SA = 2(lw + lh + wh), where l is length, w is width, and h is height.

Front

What is a composite shape?

Back

A composite shape is a shape that is made up of two or more simple shapes.

Front

How do you calculate the area of a triangle?

Back

The area of a triangle can be calculated using the formula: Area = 1/2 * base * height.

Front

What is the formula for the area of a rectangle?

Back

The area of a rectangle is calculated using the formula: Area = length * width.

Front

What is the area of a square?

Back

The area of a square is calculated using the formula: Area = side * side.

Front

How do you find the area of a circle?

Back

The area of a circle is calculated using the formula: Area = π * radius².

Front

What is the formula for the surface area of a cylinder?

Back

The surface area of a cylinder is calculated using the formula: SA = 2πr(h + r), where r is the radius and h is the height.

Front

What is the area of a composite figure?

Back

To find the area of a composite figure, break it down into simpler shapes, calculate the area of each, and then sum them up.

Front

How do you find the surface area of a triangular prism?

Back

To find the surface area of a triangular prism, calculate the area of the triangular bases and the rectangular sides, then sum them up.