Terms Related to a Circle Lesson

A bicycle tire has a diameter of 27 inches. What is the radius?

• 27π
• 13.5
• 81
• 25π

Tags

CCSS.7.G.B.4

How many degrees are in a semicircle?

• 90
• 180
• 270
• 360

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Which number best represents a tangent?

• 3
• 4
• 5
• 6

Circles with exactly the same radius measures

• Similar Circles
• Concentric Circles
• Congruent Circles
• Semicircle

Tags

CCSS.8.G.A.2

A line segment on the interior of a circle with endpoints on the circle

• Radius
• Diameter
• Secant
• Chord

A line that passes through a circle

• Secant
• Tangent
• Chord
• Radius

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

• radius
• circumference
• diameter
• area

What is CB?

• diameter
• center
• circumference
• radius

What is AB?

• diameter
• center
• circumference
• radius

What is the formula for the area of a circle?

• A = π r ²
• A = 1/2 (π r ²⁾
• A = 2πr
• A = πd

Tags

CCSS.7.G.B.4