Dependent vs. Independent Events
Probability
SOHCAHTOA
Other Unit Review
100
What operation do we use to combine independent events?
Addition
100
A die is rolled 2 times. What is the probability that I roll a 1 on the first roll and an even number on the second roll?
1/12
100
Show the equation that we would use to solve for x:
sin(32)=4/x
x=4/(sin(32)
100
Solve for the value of x. What equation did you use?
x=39.6
200
What is a dependent event?
An event where an out come is determined because of a previous outcome
B can't happen until A does
200
If I roll a die, what is the probability that I roll a 2 or an odd number?
2/3
200
If the angle of depression is 15o what is theta that we would use in this equation?
Hint:
The equation we are going to use is
tantheta=x/50
75o
200
What congruence theorem proves that these triangles are congruent?
AAS
300
***Double Jeopardy times 2 points***
Coach Lefty has a large cooler of sports drink. There are 6 orange, 3 lemon-lime and 4 fruit punch.
Coach Lefty reaches in the cooler and randomly grabs a drink for his pitcher. He grabs orange. He remembers his pitcher doesn't like orange, so he puts it back and randomly grabs another. What is the probability that he'll grab another orange?
36/169 or 21.3%
300
***Double Jeopardy***
There are 76 students in the math club at Western High School. This table shows the grades and genders of the members.
If a student is chosen randomly, what is the percent chance that the student is a boy in 10th grade?
14.47%
300
***Double Jeopardy times 2 points***
What would be the height of this building?
214.5 feet
300
***Triple Jeopardy times 3 points***
A rectangle has the vertices, A(-2,1), B(-2,-3), C(3, 1) and D(3, -3).
If I dilate this shape by a factor of 3, what are the vertices of the new rectangle A', B', C' and D'?
A'(-6,3) B'(-6,-9) C'(9,3) D'(9,-9)
400
A basket contains fourteen red squares of paper numbered one through fourteen and ten blue squares of paper numbered one through ten. One square of paper is chosen at random. What is the probability that the square is red or a 2?
15/24
5/8
400
What is the probability of getting R then Y
2/10 or 1/5
400
***Double Jeopardy times 2 points***
What is the distance between the yellow bird and the apple?
13.72
400
***Double Jeopardy times 2 points***
In the diagram,
l||m
m∠GBE = (6x + 40)°, and m∠ECD = 4x°.
What is the measure of angle GBE?
x=14