Area of Regular Polygons

The formula for finding the area of a regular polygon is:

• (1/2) × Perimeter × Apothem

• Side × Side

• Base × Height

• (1/3) × Base × Height

Tags

CCSS.6.G.A.1

Fill in the blank: The _______ is the distance from the center of a regular polygon to the midpoint of one of its sides.

• apothem

• radius

• diameter

• perimeter

Which of the following is a property of special right triangles used in finding the area of regular polygons?

• Hypotenuse

• Apothem

• Perimeter

• Radius

Tags

CCSS.6.G.A.1

How do you find the apothem, perimeter, and area of regular polygons in order to solve problems?

• By using the formula for the apothem, perimeter, and area of regular polygons.

• By measuring each side and angle individually.

• By using a calculator to approximate the values.

• By guessing based on the shape of the polygon.

Tags

CCSS.6.G.A.1

Fill in the blank: The area of triangles, parallelograms, trapezoids, kites, regular polygons, or sectors of circles can be combined to solve problems with _______ accuracy.

• any

• limited

• no

• some

Find the surface area of a prism whose dimensions are triple those of a prism with surface area 94 cm².

• 282 cm²

• 564 cm²

• 846 cm²

• 1128 cm²

Tags

CCSS.7.G.B.6

Find the area of this regular polygon (a)  

• 81.8 m2
• 204.4 m2
• 408.8 m2
• 40.8 m2

Tags

CCSS.6.G.A.1

Find the area of the following polygon. (a)  

• 15 in2
• 240 in2
• 120 in2
• 20 in2

Tags

CCSS.6.G.A.1

The area of a regular polygon inscribed in a circle can be calculated by using a formula: Match each of the following

• Radius

• Doesn't have a match

• Apothem

• 1/2 the side length

• Bisected Central Angle

Find the area of the following polygon. (a)  

• 15 in2
• 240 in2
• 120 in2
• 20 in2

Tags

CCSS.6.G.A.1