### Home > CCG > Chapter 10 > Lesson 10.1.2 > Problem 10-21

10-21.

On graph paper, plot ,

*and* ,

*.*

Find the midpoint of

and label it. Also find the midpoint ofand label it.Find the length of the midsegment,

. Use it to predict the length of.Now find the length of

and compare it to your prediction from (b).

Use the eTool below to find the solution to parts (a)-(c).

Click the link at right for the full version of the eTool: *10-21 HW eTool*