1-7.5 CW: Midpoints and Bisectors

• RM=6, MS=6

• RM=3, MS=3

• RM=3, MS=6

• RM=6, MS=3

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.

This point divides a line segment into 2 equal parts.

• point

• vertex

• midpoint

• angle

Given that C is between A and B, which Segment Addition statement is correct?

• AC + AB = CB

• AC + CB = AB

• AB + BC = AC

• CA + CB = CA

Find the value of x. 

• x=47

• x=19

• x=33

• x= -47

B is the midpoint of AC.  Find AB.

• 2

• 16

• 8

• 4

If two objects are congruent, then:

• They add up to 90 degrees

• They have cake with their coffee

• They are the same shape and size

• They bisect angles

If point S is the midpoint of segment RT, what conclusion can you make?

• 
• 
• 
• It is not possible to make a conclusion from the given information.

Which diagram represents the following statement?

Point S is the midpoint of segment RT.

• 
• 
• 
• 

Segment DE bisects segment AB at C. If AC = 8x – 3 and

CB = 4x + 57, find x. HINT: Draw a diagram to guide your work!

• 5

• 15

• 13.5

• 4.5