1.1 - 1.3 Review

Points, Lines, Planes

100

Which has the following definition:  A flat surface made up of at least 3 points that goes on forever.

Plane

200

The spine of your Geometry textbook is an example of this?

Line

300

How many points does a cube have?

8

Line Segments

100

Using Segment Addition Postulate:

If AB = 40 and AB = 94.1, what is AC?

AC=134.1

200

Using Segment Addition Postulate:

If AB = x-3, BC=2x+1, and AC=5x-10 ... what is the value of AC?

AC=10

300

Using Segment Addition Postulate:

If AB=(5/2) and AC=(11/4), what is the BC?  Keep answer as a fraction!

BC=1/4

400

Using Segment Addition Postulate:

If AB= sqrt 40 and BC=sqrt 90, what is AC?

AC= 5 sqrt 10

Distance

100

True or False:  Distance Formula is derived from the Pythagorean Theorem.

True

200

Find the distance between:  A(4, -3) and B(2, 0).

D= sqrt 13

Midpoint

100

What is the midpoint formula?

M = (x₁+x₂)/2, (y₁+y₂)/2

200

Find the midpoint between A(5, -1) and B(6, 5).

M=(11/2, 2)

300

B(-1, -4) is the midpoint of AC.  If A is (-4, -9), what is C?

A--------B--------C

C(2, 1)