Surface Area 8.7B

Front

What is surface area?

Back

The sum of the areas of all the surfaces (faces) of a 3D shape.

Front

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

Back

Surface Area = 2πr(h + r), where r is the radius and h is the height.

Front

What is the total surface area of a rectangular prism?

Back

Surface Area = 2(lw + lh + wh), where l is length, w is width, and h is height.

Front

What is the surface area of a cube?

Back

Surface Area = 6a², where a is the length of a side.

Front

How do you find the surface area of a sphere?

Back

Surface Area = 4πr², where r is the radius.

Front

What is the relationship between surface area and volume?

Back

Surface area measures the total area of the surface, while volume measures the space inside the object.

Front

If a cylinder has a radius of 5 inches and a height of 10 inches, what is its surface area?

Back

Surface Area = 2π(5)(10 + 5) = 471.24 in².

Front

What is the surface area of a triangular prism?

Back

Surface Area = base area + lateral area.

Front

How much wrapping paper is needed for a box with dimensions 4 in x 3 in x 2 in?

Back

Surface Area = 2(4*3 + 4*2 + 3*2) = 52 in².

Front

What is the surface area of a cone?

Back

Surface Area = πr(r + l), where l is the slant height.