SIMILARITY AND CONGRUENCY STATEMENTS
What does SSS stand for?
Side Side Side
What is a supplementary angle
Angles add up to 180 degrees
What is the first thing you put it a proof?
Given
What is the formula for Pythagorean Theorem?
a^2+b^2=c^2
What is Sin Formula?
Opposite/Hypotenuse
Is SSA a congruency statement?
No (False)
Name two types of angles that are congruent
You are supposed to pick 2 but these are the 4 answers; if you said 2 of these you got the question right:
Corresponding
Alt Int
Alt Ext
Vertical
What does this define?
a=b
b=c
a=c
Transitive
If
A=2
B=3
C=?
Round to nearest hundredth.
3.61
What is the difference between cos and tan?
Cos= Adj/Hyp
Tan= Opp/Adj
Fill in the blanks
Angles are ____ and sides are ____ in a similarity statement
Congruent, Proportional
What does a transversal do?
Intersect the parallel lines to create more angles
What does this mean?
AB=BC+DE
Segment Addition Property
If
c=4
b=2
a=?
Round to nearest hundredth.
3.46
cos(90)=sin(?)
0
Complementary
When you make a proof describing the given and what to prove in a congruency statement, what is the last reason you give?
A. CPCTC
B. (SSS,SAS,ASA,AAS)
C. PROVEN
CPCTC
If Angle 2 is congruent to Angle 3 using Vertical Angles, and Angle 3 is supplementary to angle 4 using Supplementary Angles, then what is the relationship between angle 4 and 2?
Supplementary
What is the difference between Reflexive And Symmetric Property?
Reflexive is the same, while symmetrical is another way to say the numbers are similar.
Reflexive: a+b=a+b
Symmetrical: a+b=b+a
A ladder is leaning against a wall. The base of the ladder is 6 feet away from the wall, and the ladder reaches a height of 8 feet on the wall. What is the length of the ladder?
10
6^2+8^2
=10
Law of Sines Formula?
a/sinA = b/SinB = c/SinC
Picture if Triangle ABC is similar to Triangle DEF
AB=12 BC=3
DE=4 EF=?
Find EF
1
If Angle A is 3x+15 and Angle B is supplementary to Angle A and it is 4x+9 find Angle B.
61
What is the name of the rule that defines all angles in a triangle equal 180?
Triangle Angle Sum Theorem
A rectangular field has a diagonal of 13 meters and one side measuring 5 meters. What is the length of the other side?
12
13^2-5^2
=12
BONUS!
What is the formula for a 45-45-90 triangle?
___ on the sides
___ on the hypotenuse
Sides= x
Hypotenuse = x square root 2