Radius, Diameters, Circumference, Area of Circles

• Area of a Circle
• Circumference of a Circle
• Area of a Trapezoid
• Area of a Triangle

The distance around a circle; much like the perimeter of a rectangle.

• perimeter

• diameter

• circumference

• radius

What is the name for the distance around a circle?

• Diameter

• Radius

• Circumference

• Chord

The distance across a circle through the center is called the_______________.

• radius

• circumference

• diameter

• area

What is the approximate circumference of a plate with a diameter of 10 inches? Use 3.14 for Pi.

Mathematical Equivalence

ON

Tags

CCSS.Math.Content.7.G.B.4

Mathematical Equivalence

ON

If my circumference is 37.68cm, what is my diameter?

• 12 cm

• 118.3152 cm

• 6 cm

• 37.68 cm

What is CB?

• diameter

• center

• circumference

• radius

A line segment connecting any two points on a circle is called a _____________. 

• diameter

• chord

• radius

• circumference 

A line  that intersects a circle at exactly one point is a ____________.

• tangent

• secant

• chord

• radius