Vocab
original figure
preimage
image is enlarged or reduced
dilation
translation of 4 units left for 0,0
What are coordinates?
-4,0
What are coordinates for -4,3?
3 units right and 1 unit up
-1,4
2/3x + 1 = y
What is slope?
Daily Double
2/3
circular motion of a figure or turn
rotation
figure is mapped into another figure
Daily Double
transformation
Translation for 2 units left and 4 units down
What are coordinates for (4,2)
2,-2
What are coordinates for -1,2
for 3 units right and 1 unit up?
2,3
What is the estimated square root of 122?
Daily Double
11
figures with same size and same shape
Daily double
congruent
rise over run
slope
Figure is flipped over the y-axis....
(1,2)
-1,2
What are coordinates for
-2,0
3 units right and 1 unit up
1,1
What is the best estimate for the square root of 80?
Daily double
9
slide or moved without turning
Daily /double
translation
the figure after it is transformed
image
Dilation of scale 4
-1,2
Daily double
-4,8
Translations of 2 units right and 2 units up
2,2
4,4
What is the estimate of the square root of 99?
Daily Double
10
flipping an image
reflection
a squared + b squared = c squared
for right triangles
Pythagorean theorem
dilation of 4
0,2
6,6
3,3
Your lunch cost for $48 with a 20% tip...what was the total of your bill?
$57.60