Translations
Reflections
Similar Figures
Area and Perimeter of Similar Figures
100
What is another name for a translation?
Slide
100
What is another name for a reflection?
Flip
100
DOUBLE
Are these figures similar? How do you know?
Yes, the ratios of the sides are proportional
100
What is true about the ratio of the perimeters of similar figues?
The ratio will be the same as the ratio of the sides
200
Is this a translation? If not, what is it?
YES!
200
DOUBLE!!! Is this a reflection? If not, what is it?
No! (Rotation!)
200
No
200
What is true about the ratio of the areas of similar figures?
The ratio will be the same as the SQUARE of the ratio of the sides
300
What are the coordinates of this shape translated 2 units up?
A' (3, -2)
B' (1, -2)
C' (3, 1)
300
Reflect this image over the y axis
300
DOUBLE
These shapes are similar. Find the length of the missing Side
7.5 in
300
The Two figures are similar. Find the ratio (small to large) of the perimeter AND area
P: 3/12 = 1/4
A: 1/ 16
400
What are the coordinates of this shape translated 2 units down, and one unit left?
A' (2, -5)
B' (0, -5)
C' (2, -2)
400
Reflect this over the x axis
400
6 units
400
DOUBLE
The following figures are similar. Find the area of the smaller figure
135 square cm
500
DOUBLE!!!What are the coordinates of this image after a translation (x - 5, y + 2)?
A' (-2, -1)
B' (-4, -1)
C' (-2, 2)
500
Reflect this over the y axis and then translate it
(x + 1, y - 3)
500
Find the missing side if these two triangles are similar
6.67 units
500
If the perimeter of the smaller figure is 60 cm, what is the perimeter of the larger figure?
80 cm