Arc length & Sector area

The notation on the following examples are all describing an ___?

Tags

CCSS.HSG.C.B.5

Correctly identify the meaning of each notation below.

• an abbreviation for the radius

• an abbreviation for measure

• theta- used to describe an angle

• the degree symbol used w/ angles

• not equal

The total angle measure of circles no matter the size will always be 360 degrees.

• True
• False

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

What is this called?

• Chord

• Minor Arc

• Circumference

• Secant

Tags

CCSS.HSG.C.B.5

CCSS.HSG.C.A.2

Find the area of the shaded sector of circle O. The radius is 6 inches and the central angle is 100°. Express answer as an exact value

• 5π/3

• 10π/3

• 10π

• 40π

Tags

CCSS.HSG.C.B.5

Match the following

• Circumference

• The distance around a section of the circle.

• Area

• The distance around the circle.

• Arc Length

• The amount of space inside the circle.

• Area of a Sector

• The amount of space inside a section of the circle.

Tags

CCSS.HSG.GMD.A.1

What is the green area called?

• Sector Area

• Circumference

• Arc Length

• Area

Tags

CCSS.HSG.C.B.5

CCSS.HSG.GMD.A.1

Tags

CCSS.HSG.C.B.5

Find the length of arc NLJ.

round your answer to the nearest tenth

• 28.3

• 27.2

• 9.4

• 18.8

Tags

CCSS.HSG.C.B.5

Tags

CCSS.HSG.C.B.5