Area and Perimeter of Polygons and Circles

What is the formula to calculate the area of a rectangle?

• Area = length x width

• Area = 2 x (length + width)

• Area = length / width

• Area = length + width

Tags

CCSS.4.MD.A.3

CCSS.3.MD.C.7B

Calculate the perimeter of a square with side length 5 units.

• 10 units

• 25 units

• 15 units

• 20 units

Tags

CCSS.4.MD.A.3

Find the area of a circle with radius 7 units. (Use π = 3.14)

• 49.14

• 44.56

• 165.28

• 153.86

Tags

CCSS.7.G.B.4

Determine the circumference of a circle with diameter 10 units. (Use π = 3.14)

• 20.5 units

• 28.2 units

• 31.4 units

• 15.7 units

Tags

CCSS.7.G.B.4

If a composite shape consists of a rectangle with dimensions 4 units by 6 units and a semicircle with radius 3 units, what is the total area of the composite shape? (Use π = 3.14)

• 28.71 square units

• 31.85 square units

• 20.02 square units

• 24.56 square units

What is the formula for finding the perimeter of a regular polygon?

• Perimeter = Number of sides + Length of one side

• Perimeter = Sum of all sides

• Perimeter = Number of sides * Length of one side

• Perimeter = Number of sides / Length of one side

Tags

CCSS.3.MD.D.8

Calculate the area of a triangle with base 8 units and height 6 units.

• 48 square units

• 30 square units

• 14 square units

• 24 square units

Tags

CCSS.6.G.A.1

Find the perimeter of a regular hexagon with each side measuring 4 units.

• 16

• 20

• 28

• 24

Tags

CCSS.3.MD.D.8

If the radius of a circle is doubled, how does the area change?

• The area increases by a factor of 2.

• The area increases by a factor of 4.

• The area decreases by a factor of 2.

• The area remains the same.

Tags

CCSS.7.G.B.4

A composite shape is made up of a square with side length 10 units and a quarter circle with radius 10 units. What is the total perimeter of the composite shape? (Use π = 3.14)

• 55.7 units

• 60.7 units

• 45.7 units

• 50.7 units

Tags

CCSS.3.MD.D.8