Transformations
The point A (6, 10) is translated 8 units down and 4 units left. What are the coordinated of A'?
What is (-2, 6)
(x-8, y-4)
The side opposite of the 90 degree angle
What is the hypotenuse
The equation for slope-intercept form
What is y = mx + b
4x - 2y = 8. What are the x and y intercepts?
x-intercept = (__, __)
y-intercept = (__, __)
(2, 0) x-intercept = 2
(0, -4) y -intercept = -4
What is the volume formula for a cylinder?
pi(r2)h
A(0,3), B(2,6), C(3,9) with a scale factor of 3. Find the dilation
What is A'(0,9), B'(6,18), C'(9,27)
Two equation for the Pythagorean Theorem
1. Solving for the hypotenuse
2. Solving for a leg
What is a2 + b2 = c2
What is c2 - a2 = b2 OR c2 - b2 = a2
Slope is ______ over ______, the change in _(x or y)_ over the change in _(x or y)_.
Rise over run
change in y over the change in x
Which set of points is not linear
A. (1,3), (2,5), (3,7)
B. (1,2), (2,4), (3,9)
C. (-2,6), (0,4), (2,2)
What is B
The volume formula for a cone
(1/3)pi(r2)h
Triangle ABC has the points A (-2, 0), B (-4, 6) and c (1, 7). The triangle is flipped over the y-axis. Find the new coordinates.
(x, y) --> (-x, y)
A (2,0) B (4, 6) C (-1, 7)
A = 3, B = 4, what is C?
What is 5
The slope is 4. The y-intercept is 6. Write an equation
What is y = 4x + 6
Caleb and Quincy are brothers and decide to have a bicycle race. Since Quincy is older, he gives Caleb a 3 mile head start. Caleb cycles at 4 mph and Quincy cycles at 6 mph. Write an equation for Caleb
What is y = 4x + 3
How do you find the volume of a cube?
L x W x H
L3
A(6,4), B(10,6), C(14,8) and A'(3,2), B'(5,3), C'(7,4). What is the scale factor?
What is 1/2
If A = 6, B = ?, and C = 10
What is B = 8
Given 2 points (3, 6) and (6, 9) what is the equation?
What is y = x + 3
In the equation y = 4x - 8, if x = 6 then what does y equal?
What is 16
Volume formula for a sphere
(4/3)pi(r3)
A'(3,2), B'(8,6), C'(10,8) had a scale factor of 2. Find the original pre-image ABC
What is A(1.5,1), B(4,3), C(5,4)
A square has a perimeter of 8 cm. The diagonal of the square is between what two integers?
2 and 3
(2,5) and a slope of -3/2. Write an equation
What is y = -1.5x + 8
y = -4/3x + 7 is in slope intercept form. What is it in standard form?
What is 4x + 3y = 21
4/3x + y = 7
3(4/3x + y = 7)
4x + 3y = 21
When finding the volume of a cylinder, if I tripled the radius and doubled the height then how much would the volume increase by?
What is 18