What is the difference between a line and a line segment?
A line is never ending, a segment has a beginning and an end.
What is the distance and midpoint formula?
Distance: sq. rt. (x2-x1)2 + (y2-y1)2
Midpoint: ( (x1+x2)/2 , (y2+y1)/2 )
What is different about line partitioning than segment addition? (Hint: What kind of numbers do we use)
It is on a coordinate plane (we use coordinate points)
How many letters does it take to name an angle and what letter must be in the middle?
3 letters; the vertex
Identify the following types of angles and whether or not they are equal to one another or what they equal.
Linear pair
Vertical Angles
Supplementary Angles
Complimentary Angles
Linear pair: Equals 180 degrees
Vertical Angles: Equal to each other
Supplementary Angles: Equals 180 degrees
Complimentary Angles: Equals 90 degrees
Define a point
A point is a location with no width or depth.
Segment UW = 6x-35 and contains point V along the segment. UV = 19 and VW = 4x-20. Find the measure of UW.
UW = 67
In the following segment HG, which point is the initial point and which is the terminal point?
H is the initial point and G is the terminal point.
Classify the following angles:
<90 degrees:
>90 degrees:
= 180 degrees:
Acute, Obtuse, Straight
A complimentary angle is bisected by a ray. What does each part of the angle equal?
45 degrees
What are the two different ways to name a plane?
1. Using the capital script letter.
2. Using three non-colinear points on the plane.
Find the distance of segment EF with points E(-3, 0) and F(6, 5). Round to the nearest tenth.
d = 10.3
What is the equation for segment partition?
P(k(x2-x1) + x1 , k(y2-y1) + y1)
Angle ABC has a measure of 78 degrees. Ray BE bisects the angle. What is the measure of angle ABE?
39 degrees.
Angle P and angle Q are supplementary angles. Angle P equals x+110 degrees and angle Q equals x degrees. What is the value of angle P?
145 degrees.
Two planes intersect at a ____________ while two lines intersect at a _____________.
Line (or line segment), point
Find the endpoint T if S is the midpoint of segment RT using the following information: R(-9, 4) and S(2, -1).
T(13, -6)
Given segment WY with points W(4, 9) and Y (-12, 1), if X partitions WY such that the ratio of WY is 3:4, find the coordinates of X.
X(-8, 3)
Angle GHI is bisected by ray HJ. Angle GHJ equals 3x+11 and angle JHI equals 6x-10. Find the measure of angle GHI.
64 degrees.
Angle K and angle X are vertical angles. Angle K equals 3x+15 degrees and angle X equals 9x-15 degrees. Find x and find the measure of each angle.
x = 5
Angle K and Angle x = 30 degrees.
How many planes are on a triangular prism?
5 planes.
R is the midpoint of segment QS. QR = 5x+2 and RS= 9x-10 and QS = 10y+4. Find y.
y = 3
26 miles west, 9 miles north
Angle QRS equals 118 degrees and is cut by ray RY. Angle QRY equals 4x-1 and angle YRS equals x+9. Find the measure of angle QRY and angle YRS.
Angle QRY = 87 degrees
Angle YRS = 31 degrees.
Ray CD bisects angle ACB. Angle ACD and DCB create a linear pair. Angle ACD equals 11x+2 degrees and angle DCB equals 3x+66. Find x and the measure of each angle.
x = 8
Angle ACD and DCB each equals 90 degrees
Angle ACB equals 180 degrees.