Vocabulary
Angles
Similarity
Formulas
Mixed Review
100
What is this called?
A ray
100
What type of angle is this angle?
Obtuse
100
What does it mean when two shapes are similar?
same proportions, different sizes
100
What is the midpoint of the segment with endpoints A(-3,3) and B(5, 5)
(1,4)
100
What is the quotient of 1/6 divided by 2/9?
3/4
200
I am a fixed location on a line
A Point
200
How many degrees are in a straight angle?
180 degrees
200
What are the similarity theorems?
AA, SSS, SAS
200
What is the other endpoint of the segment AB with one endpoint at A(4,1) and the midpoint is (7,3)
B(10,5)
200
A pack of 12 pens cost $5.16. How much was it per pen?
$0.43
300
A triangle has at least _____ acute angles?
2
300
What type of angle is 90 degrees?
right angle
300
Are these two triangles similar? How do you know?
Yes, SAS~
300
What is the length of segment EF with endpoints E(0,0) and F(6,8)
Distance = 10
400
Which shape has 2 pairs of parallel lines?
parallelogram
400
Parallel lines cross at a 90 degree angle - True or False?
False
400
Corresponding angles in similar triangles are what?
Congruent
400
M is the midpoint of AB. Find the coordinates of the endpoint given the following coordinates: A(4, 14) and M (14, 12).
midpoint= (24,10)
400
Point P is the midpoint of CD. If CP= 5x – 14 and PD= 7x – 52, find the value of x and find the length of CD.
x=19
CD=162
600
What are line segments that intersect at an angle of 90 degrees
Perpendicular lines
600
What is the measurement of this angle? What kind of angle is this?
75, acute
600
Are these two triangles similar? How do you know?
Yes, AA~