Angle Relationships
True or False:
Complementary angles are a pair of angles that has a sum 180 degrees.
false
How would you determine the mean of 5 numbers?
True or False: Inequalities are mathematical sentences that compares two expressions using greater than or less than symbols.
True
An amount of money given to a worker who performs a service is known as?
Tip
Multi stepped equations are expressions the require:
a. one operatoin
b. more than one operation
c. none of the above
b. more than one operation
What are a pair of angles that share a common vertex and ray?
adjacent angles
What is the median of these numbers: 2,8,7,10,5,12,4,13,15,18
12
What is the solution of the inequality: -3x<12
x>-4
Which answer choice is correct for the meaning of discount:
a. a percent of a purchase added to the price
b. a percentage of the total amount of sales made
c. reduces the amount of an item
c.
One of the steps for multi stepped equations are: using distributive property to remove parentheses
a. TRUE
b. FALSE
a. TRUE
Two angles are supplementary. One of the angles is 55 degrees. What is the measure of the other angle?
180-55=125
What is the mean of these numbers: 2,8,6,10,14,18,24,36
14.8
What is the solution of the inequality: -4x+3<6
a. -1
b 2
c. -2
x is less than or equal to 2
A TV costs $500, the tax rate is 7%. What is the total cost for the TV?
$535
Solve the equation for: 7c-20+2c=7
c=3
Two angles are complementary. The measure of the largest angle is two times the measure of the smaller angle. What is the measure of the larger angle?
60 degrees
Calculate the mad of 2,4,4,8,10,16,20,28
7.38
True or False: 2x-6<(=)10 x<(=)8
True
The bill at a restaurant is $60.25. You give the server a 20% tip. How much was the total bill including the tip?
$72.30
Solve the equation for: 4(2x-4)=16
x=4
If one angle pair of vertical angles measures 36 degrees and the other measures (2n - 7) degrees, which is the volume on n?
21
Calculate the mean and the mad for 12,14,20,24,24,30,38,38
mean 25
mad 7.75
x<-6
A hotel costs $248 per night to visit, plus the sales tax of 12%. You also have a discount of 20% for being a gold member of the hotel. How much is your total bill?
$222.21
n=2