11.4 Practice Area of Regular Polygons

Front

What is the formula for the area of a regular polygon?

Back

Area = (1/2) * Perimeter * Apothem

Tags

CCSS.6.G.A.1

Front

Define 'apothem' in the context of regular polygons.

Back

The apothem is the distance from the center of a regular polygon to the midpoint of one of its sides.

Front

How do you calculate the perimeter of a regular polygon?

Back

Perimeter = Number of sides * Length of one side.

Tags

CCSS.3.MD.D.8

Front

What is a regular polygon?

Back

A regular polygon is a polygon with all sides and angles equal.

Tags

CCSS.2.G.A.1

Front

If a regular polygon has 8 sides, what is the name of this polygon?

Back

An octagon.

Tags

CCSS.2.G.A.1

Front

What is the area of a regular hexagon with a side length of 6 units?

Back

Area = (3√3/2) * (side length)² = 93.53 square units.

Tags

CCSS.6.G.A.1

Front

How do you find the length of one side of a regular polygon if you know the perimeter?

Back

Length of one side = Perimeter / Number of sides.

Tags

CCSS.3.MD.D.8

Front

What is the relationship between the apothem and the area of a regular polygon?

Back

The area can be calculated using the apothem and the perimeter.

Tags

CCSS.6.G.A.1

Front

What is the formula for the perimeter of a regular hexagon?

Back

Perimeter = 6 * side length.

Tags

CCSS.3.MD.D.8

Front

How do you round a number to the nearest tenth?

Back

Look at the hundredths place; if it's 5 or more, round up.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3