10x = 50
x = 5
Rotation T (2, 5) 180 degrees clockwise.
What is the scale factor of the dilation if T (2, 4) becomes T' (4, 8)
2
Find the slope from the two given coordinates. (3, 4) and (5, 6)
1
What is the name for the coordinates (0, 0)?
Origin
9x + 18 = 99
x = 9
Triangle ABC has the following coordinates: A(3,6), B(5,7), and C(6,4). Triangle ABC is translated 3 units right and 2 units up. What are the new coordinates for C?
C' (9,6)
Tell me what enlargement means.
Gets bigger when dilated
How do you find slope on a graph? _____ over ______.
Rise over run
The sum of the angles of a triangle will always add up to ____
180
2x + 1x - 6 = 3
x = 3
Point J (-4, -2) is dilated using a scale factor of 2. What are the new coordinates for Point J?
J' (-8, -4)
What is the scale factor is R (6, 10) becomes R' (3, 5)?
0.5
What is the slope of this equation? y = 4x - 2
4
Ms. Pettit does not like coffee. True or false.
False
4x + 4 = 2x + 12
x = 4
What is the rule for a 270 degree rotation counterclockwise?
(x, y) ---> (y, -x)
What are the new coordinates for G (4, 4) if dilated with a scale factor of 0.25?
G' (1, 1)
What is the y intercept in this equation? y = 0.25x + 72
72
A triangle has the angles 34 and 48. Find the value of the third angle.
98
6x + 9 = 5x + 15
x = 6
Rotate Z (3, 7) 90 degrees clockwise.
(7, -3)
What is the scale factor of the dilation if J (4, 6) becomes J' (24, 36)?
6
Find the slope of this table:
X Y
-6 -19
-4 -11
-1 1
3 17
4
Ed earned $112 for 8 hours of work. At this rate, how much will he earn for 40 hours of work?
$560