Angle Addition and Angle Bisectors

Calculate m∠ABC.

• 45°

• 60°

• 105°

• 15°

Tags

CCSS.4.MD.C.7

• x=67
• x=43
• x=55
• x=12

Tags

CCSS.HSG.CO.C.9

Angle ABC measures 34^o. What is the measure of angle CBD?

• 17^o

• 34^o

• 68^o

Tags

CCSS.HSG.CO.C.9

It divides or bisects a segment into two congruent segments; the point in the middle of the segment.

• point

• midpoint

• line

• bisector

Tags

CCSS.HSG.CO.A.1

Find the measure of <1 if  $m<CUB=78^o$  

• 12

• 30

• 48

• 126

Tags

CCSS.7.G.B.5

Find the measures of  $\angle EFJ$  and  $\angle JFG\ if$  

 $\overrightarrow{FJ}\$  bisects  $\angle EFG$  

• m<EFJ = 90, m<JFG = 90

• m<EFJ = 45 m<JFG = 45

• m<EFJ = 180, m<JFG = 180

• m<EFJ = 45 m<JFG = 90

Tags

CCSS.7.G.B.5

 $m\angle TRI=3x-5,\ m<IRB\ =\ x\ +\ 27,\$  and  $m\angle TRB=86\degree.$    Does  $\overrightarrow{RI}$  bisect  $\angle TRB$  ?

Tags

CCSS.HSG.CO.C.9

What does the word BISECT mean?

• To cut something into more than five pieces.
• It is a plane with two sets of wings.
• A shape that has three sides. 
• To cut something into two congruent pieces or in half.

Tags

CCSS.HSG.CO.A.1

 $\overrightarrow{BD}$  bisects $\angle ABC$ ,  $m\angle ABD=3x+5$  and  $m\angle ABC=2x+30$ . Find  $m\angle DBC$  . 

•  $15\degree$  

•  $35\degree$  

•  $5\degree$  

•  $20\degree$  

Tags

CCSS.HSG.CO.C.9

Name all the angles that have V as a vertex.

• A
• B
• C
• D

Tags

CCSS.HSG.CO.C.9

CCSS.HSG.CO.A.1