Mystery
What is the hypotenuse?
The longest side of a right triangle, associated with the letter "c" in the Pythagorean Theorem
The test scores of a class are as follows:
94, 72, 72, 24, 66, 58, 77, 27, 90
What is the mode?
72
An angle measure is represented by the expression 6x-23. If x=17, what is the angle measure value?
79
Simplify:
6(a-2b) + 3(4a+b)
18a-9b
Which number is irrational?
a) The square root of 5
b) -3
c) 2.7
a) The square root of 5
What is the formula for calculating slope?
y1-y2 divided by x1-x2
Find the mean of the data, round to the nearest tenth:
68, 22, 14, 76, 88, 90, 37, 54
449/8=
56.1
Triangle ABC was reflected over the y-axis. The coordinates of A are (-3,4), what would be the coordinates of A'?
A'= (3,4)
Solve using Substitution:
y=x+8
x+2y=1
x=-5, y=3
Which expression results in a negative answer?
a) (-3) + (7)
b) (3) + (7)
c) (-7) + (-3)
C) (-7) +(-3)= -10
What is the first step in Order of Operations?
Parentheses
Find the Median of the data:
0, 31, 23, 17, 38, 17, 19, 9, 30, 12, 23, 38, 12
19
A right triangle has a hypotenuse of 20ft and one leg measuring 15ft. What is the measure of the missing leg to the nearest whole number?
13 ft
Solve using Elimination:
5x+2y=4
3x+2y=0
X=2, Y= -3
What is the absolute value of -4?
The absolute value is 4
What percentage is each quartile of data worth?
25%
What is the Range of the data set?
24, 17, 87, 43, 90, 32, 66, 47
90-17= 73
One Alternate Interior Angle is represented by the expression 3n+16 and the other alternate interior angle is represented by 5n+4. What is the value of n?
n=6
This soccer season, Gavin scored 9 fewer than 3 times the number of goals Richie scored. Richie scored 12 goals total. What expression would be equivalent to the number of goals Gavin scored?
a) 3(4-3) b) 3(12-9) c) 9(4-1)
C
12 x 3= 36-9=27
9(4-1)=27
N represents any even integer. What is true about the answer to (n+5)?
a) the result is an even integer
b) the result is an odd integer
c) (n+5) is the same as (n-5)
b) the result is an odd integer
What formula would be used to find the side lengths of a Right Triangle?
Pythagorean Theorem
a squared + b squared= c squared
State the 5 number sequence for this data set:
72, 73, 66, 71, 82, 85, 95, 85, 86, 89, 91, 92
Min= 66
Max= 95
Median= 85
LQ= 72.5
UQ= 90
If the measures of the angles of a triangle are represented by 2x, 4x and 6x, what are the measures of all three angles? Please classify the triangle based on the angle measures.
x=15
angles are 30, 60 and 90 making it a Right Triangle
Jenny goes to the store to buy a jacket. The store is having a sale and the expression 0.7p-10 can be used to find the final price of the jacket. If the original price (p) of the jacket is $87.99, what is the final price Jenny will pay?
$51.59
0.7(87.99)-10
One night, the low temperature in Portland was -5 degrees. On the same night in Miami, the low temperature was 40 degrees. What is the absolute value of the difference between the two temperatures?
40- -5= 45 (absolute value = 45)