Unit 6 Review (Comp 1)

Front

What is the value of x if x + 3 = 5?

Back

x = 2

Tags

CCSS.6.EE.B.7

Front

What is a line in the plane of a circle that intersects the circle at only one point called?

Back

Tangent line

Front

What is the term for the angle formed at the center of a circle by two radii?

Back

Central angle

Tags

CCSS.HSG.C.A.2

Front

What is the measure of an arc that subtends a central angle of 65°?

Back

65°

Front

What is the value of x if 2x = 40?

Back

x = 20

Tags

CCSS.6.EE.B.7

Front

What do you call a segment of a circle bounded by two radii and the arc between them?

Back

Sector

Front

What is the term for a line that intersects a circle at two points?

Back

Secant line

Front

What is the formula for the circumference of a circle?

Back

C = 2πr, where r is the radius.

Tags

CCSS.7.G.B.4

Front

What is the area of a circle with a radius of 5?

Back

Area = πr² = 25π.

Tags

CCSS.7.G.B.4

Front

What is the relationship between the diameter and radius of a circle?

Back

Diameter = 2 × Radius.

Tags

CCSS.7.G.B.4