Exponents, Sq. Roots, Sci. Notation, Rational/Irrational
What is 23?
8
What test do we use to determine if a line on a graph is a function?
Vertical Line Test
What is the transformation called if it slides?
Translation
What is the formula for the Pythagorean Theorem?
a2+b2=c2
Simplify by combining like terms:
7m+19g-10m+6g
-3m+25g
When we multiply scientific notation, the base of 10 stays the same and we perform what operation with the exponents?
add
What are two other names for slope?
unit rate or
rate of change or
constant of proportionality
Rotations turn in increments of how many degrees?
90
If a triangle has angles 52 and 38 degrees, what is the missing third angle measure?
90 degrees
Solve for x:
3x-4=8
x=4
Solve:
Sq. root (16) + Sq. root (25)=?
9
What are the two different types of functions?
Linear and Nonlinear
When an object is reflected over the x-axis, which coordinate changes its sign, the x or y-value?
y-value
Two angles on the OUTSIDE of parallel lines and on OPPOSITE sides of a transversal are called what?
Alternate Exterior Angles
Solve for x:
4x+14+4x=38
x=3
Name two types of numbers that are rational.
Whole numbers, counting/natural numbers, integers, percentages, fractions, perfect squares, perfect cubes, and decimals that either terminate (stop) or repeat
What does linear mean?
A straight line
Describe this translation in words:
(x-4, y+7)
4 units left, 7 units up
Two remote interior angles of a triangle are 40 and 62 degrees, what is the measure of the exterior angle?
102 degrees
Solve for x:
4+2(x-8)=44
x=28
Solve
62-42=?
20
m
What is the scale factor of a dilation from point A (10, 8) to point A' (5, 4).
k=1/2
What is the volume of a sphere that has a diameter of 8 inches? Round to two numbers after the decimal.
Formula: 4/3(pi)(r)3
267.95 inches cubed
Solve for x:
8x-7=4x+21
x=7