Number 3. identify the segment bisector of rs then find rs

⇒The Meaning of Bisector is to Divide into two equal parts either it can be an Angle or A line Segment.

  Here,Line MK is a bisector , which divides segment RS into two equal Parts.

typically if you want , you would actually put questions here for us to you. but hey, that's just me. maybe someone will magically answer the questions for you without knowing what they are.

13

step-by-step explanation:

169-1=168

168-3=165

165-5=160

160-7=153

153-9=144

144-11=133

133-13=120

120-15=105

105-17=88

88-19=69

69-21=48

48-23=25

25-25=0

since it took 13times to completely subtract it hence its square root is 13