Geometry Basics

What is the formula for the area of a rectangle?

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Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The area of a rectangle measuring 8 cm in width and 4 cm in length is:

• I have no idea

• 12 cm

• 24 cm

• 32 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The perimeter of a rectangle measuring 8 cm in length and 4 cm in width is:

• 14

• 16

• 24

• 32

Tags

CCSS.4.MD.A.3

Perimeter of Rectangle

• Perimeter = 4s

• Perimeter = 2L + 2W

• Perimeter = a + b + c

• Perimeter = 2b + 2l

Tags

CCSS.3.MD.D.8

What is the formula for the area of a square?

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Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Area of a Circle

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Tags

CCSS.7.G.B.4

The line on the circle represents what?

• radius

• circumference

• Area

• diameter

Tags

CCSS.7.G.B.4

Circumference of a circle

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Tags

CCSS.7.G.B.4

What is the relationship between radius and diameter

• diameter is half of the radius

• Circumference is half the diameter

• Area is three times the circumference

• Radius is half the diameter

Tags

CCSS.7.G.B.4

The circumference of a circle is 30π yards. What is the diameter?

• 10 yd

• 20 yd

• 30 yd

• 60 yd

Tags

CCSS.7.G.B.4