What are complementary angles?
Complementary angles are a pair of angles that has a sum of 90 degrees.
What is mean?
Mean is the average.
What is circumference?
Circumference is the distance around the circle.
x+10=-3
Solve for x.
x=-13
What does probability mean?
The likelihood that a chance event is to occur.
Supplementary angles are also called what?
Linear Pair
What is interquartile range?
Upper quartile minus lower quartile.
What is Pi?
Pi is the ration of circumference to diameter. C/d; Pi=3.14 or 22/7
-5x=25
Solve for x.
x=-5
The list of all possible outcomes.
A pair of angles that share a common vertex and ray is called what?
Adjacent angles.
Find the mean and the mad.
22, 18, 25, 14, 15, 18, 21, 19
Mean= 19
Mad=2.75
2/3x=21
Solve for x.
x=31.5
2/6; 1/3; 33 1/3%
Vertical angles are what?
Congruent
What is mean absolute deviation?
Mad is the average distance between each data value and the mean.
How do you find the area of a circle?
Multiply pi by the radius.
1=3x+10
Solve for x.
x=-3
What is experimental possibility?
The number of times a favorable outcome actually happens hen a probability experiment is conducted.
When two angles form a line.
What describes the center of a data set?
The mean, median, and mode describe the center of a data set.
69.08 cm
x/2-9=-5
Solve for x.
x=8
A coin is flipped 50 times. It landed on heads 27 times. What is the experimental probability of tails?
P(tails)= 23/50