Unit 1 Review: Area and Surface Area

Front

What is the formula for the area of a triangle?

Back

Area = 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

What is the surface area of a rectangular prism?

Back

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

Front

How do you find the area of a rectangle?

Back

Area = length × width.

Front

What is the formula for the area of a square?

Back

Area = side × side.

Front

What is a square pyramid?

Back

A three-dimensional shape with a square base and four triangular faces that meet at a point.

Front

How do you calculate the total surface area of a prism?

Back

Add the areas of all the faces of the prism.

Front

What is the area of a triangle with a base of 6 units and a height of 4 units?

Back

Area = 1/2 × 6 × 4 = 12 square units.

Front

What is the surface area of a cube with a side length of 3 units?

Back

Surface Area = 6 × (side × side) = 6 × 3 × 3 = 54 square units.

Front

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

Back

Area = 1/2 × 8 × 6 = 24 square units.