Dilate A (2, -3) using a scale factor of 4
A' (8,-12)
If triangle ABC ~ triangle MNP, side BC corresponds to side ____________.
NP
What is the difference between similarity and congruence?
SIZE!!!
Find the sin and cos of angle B
Sin(B) = 4/5
Cos(B) = 3/5
Pythagorean Theorem
Find X

10.7
Given B(7, 13) and B'(21, 39), what is the scale factor?
k = 3
Find the missing side.
10
SAS, SSS, ASA, AAS, HL or Not Congruent
SAS
Find the cos(A) and the sin(B)
24/25
Solve for the Opposite side.
sin(57)x24
The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger figure.

2/5
Find CD.

CD = 80
SSS, SAS, AAS, ASA, HL or Not Congruent

AAS
Complementary Angle Theorem
If two angles sum to 90 degrees, their cofunctions are equal.
sin(A) = cos(B)
cos(A) = sin(B)
Find X

tan-1(284/123)=x

A'(3 , 9)
B'(12 , 6)
C'(9, 15)
The AA Criterion proves two triangles are __________________
Similar
SSS, SAS, AAS, ASA, HL or Not Congruent
HL
sin(31) = cos(X)
Find X
90-31
59
Find the missing angle

sin-1(8/17)
cos-1(15/17)
tan-1(8/15)