Dilations
Similar Polygons
SAS, SSS, AA Similarity Theorems
Triangle Proportions
Distance Problems
100
Is the set of images (left to right) an enlargement or reduction?
Enlargement
100
The two polygons are similar, find WY
WY = 5
100
True or False;
These Triangles are similar
True
100
What is x
x = 4
100
What is the distance of a line formula?
sqrt((x2-x2)^2+(y2-y1)^2)
200
A dilation of 2
200
Is the yellow figure an enlargement or reduction?
Enlargement
200
True or False;
The Triangles are similar
False; the triangles are not similar
200
What is x?
x = 13
200
What is the distance between these two points?
A(1,2) and (4,6)
AB = 5
300
The center of dilation is point B
300
Are the figures similar?
No, the figures are not similar.
300
What is the value of x if the triangles are similar.
x = 15
300
What is x?
x = 10
300
What is the distance between these two points?
C(2,3) and D(6,3)
CD = 4
400
If I were to dilate an image, would the angles or the sides stay the same? Would both stay the same, or neither?
Only the angles would stay the same.
400
The two polygons are similar, find x.
x = 2
400
What similarity theorem proves these triangles are similar? (SSS, SAS, AA)
SAS
Side - Angle - Side
400
The value of x is ____
x = 50
400
What is the distance between these two points?
E(0,0) and F(3,4)
EF = 5
500
What is the new perimeter of the room if we are to dilate it by 2 times.
The new perimeter is 104 units
500
The two polygons are similar, what is the length of AC
AC = 12
500
The two triangles are similar. What is x?
x = 11.25
500
Determine the values of x and y from the figure.
x = 6
y = 6.5
500
What is the distance between these two points?
G(-5,4) and H(3,-2)
GH = 10