Review CIRCLES

The total angle measure for circles is ALWAYS 180 degrees?

• True
• False

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Correctly identify each key word.

• a portion of the area of a circle.

• m of arc

• measures exactly 180 degrees.

• sector area

• the measure of an arc.

• right angle

• angle that measures exactly 90 degrees.

• half of a circle

• a portion of the circumference of circle

• arc length

Tags

CCSS.HSG.C.B.5

Correctly identify the measure of each central angle.

a

b

c

Tags

CCSS.HSG.C.A.2

Determine the measure of each arc below.

• arc MQ

• arc OP

• arc NM

• arc ONM

• arc QPO

Tags

CCSS.HSG.C.B.5

Answer the questions about the circle.

The radius of the circle is ​ (a)  

Half of the circle is at ​ (b)  

What is the m of arc DE? ​ (c)  

What is the m of arc DCB? ​ (d)  

Tags

CCSS.HSG.C.B.5

Find the measure of arc AC.

Tags

CCSS.HSG.C.B.5

A semi-circle has a measure of ___ degrees.

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

Tags

CCSS.HSG.C.B.5

Correctly identify the congruent arc to each central angle given.

• arc DC

• arc BA

• arc EA

• arc CB

• arc ED

Tags

CCSS.HSG.C.B.5

Find the x in circle Z.

Tags

CCSS.HSG.C.A.2