8th Grade Geometry
Sliding a figure down 2 units and right 3 units is called a....
A translation
Solve: -3(x + 5) = 2x - 5
What is y = mx + b called?
slope-intercept form of a linear equation
Slope of y=2x-4
m=2
The distance from zero on a number line.
absolute value
Flipping a figure over the y-axis is called...
A reflection
a symbol that represents a number that we don't know yet
Variable
The slope of the line with the points (0,4) and (0,6)
undefined
y-intercept of y=3x-8
b=-8
If a line is parallel to another, it has _____ slope
...the same slope.
Turning a figure 90 degrees clockwise about the origin
A rotation
A fixed value; one that does not change
Constant
Slope of the line that passes through (2,6) and (4,6).
0
Slope of y=-3/4x + 6
m=-3/4
What subset are whole numbers and their opposites?
integers
The collective term for translations, reflections, and rotations
Rigid transformations
Solve: 3x+2=x+6
x=2
Name the y-intercept of the following line. y = 3/8x - 2
-2
Slope of y=-2
m=0
What is a numbers favorite food?
PI!
If a figure is in the first quadrant and you rotate it 180 degrees clockwise around the origin, what quadrant will it be in now?
3rd quadrant
Solve: 3(x+2)+5=4x+2(5)
x=1
Name the slope of the following line. y = -1/2x + 8
Is it a positive or negative slope?
-1/2; negative.
Find the slope of the line passing through the following points: (-4, 0) and (-3, -2).
m=-2.
The only number in the English language that is spelled with same number of letters as the number itself...
What is 4 (four)?