Shape 

Copyright David & Cynthia Thomas, 2009

Points, Segments and Lines--Exercises

Part I

Do the directed activities in this section.

Part II

Complete the following exercises

1.   Write the coordinates of the points plotted in the following graph:

2. Find the lengths of the segments having the following endpoints:

a. (5, 9) and (1, 4)

b. (11, ^-1) and (7, 8)

c. (^-5, ^-8) and (0, ^-1)

3. Find the midpoints of the segment having the following endpoints:

a. (5, 9) and (1, 4)

b. (11, ^-1) and (7, 8)

c. (^-5, ^-8) and (0, ^-1)

4. Find the slopes of the segment having the following endpoints:

a. (5, 9) and (1, 4)

b. (11, ^-1) and (7, 8)

c. (^-5, ^-8) and (0, ^-1)

5. Plot a line containing the point (3, 6) having slope

a. 0

b. undefined

c. 1

d. 2/3

e. -4

6. Are any of the segments identified in exercise #4

a. Parallel?  Why?

b. Perpendicular?  Why?

7. A segment AB has endpoints (0, ^-7) and (7, 0).  Find the slope of any segment or line

a. Parallel to AB

b. Perpendicular to AB