Vocab
Angles next to each other
Adjacent Angles, Complementary Angles, Supplementary Angles, Vertical Angles
Adjacent
5x=50
x=10
Factor
6x + 9
3(2x +3)
A straight line is equal to _____ degrees.
180 degrees
Darnell rents some tables for $362 and some chairs for $3 each for a party. He spends
a total of $500.
Write an equation to find the number of chairs that Darnell rents, c.
362 + 3c = 500
Angles across from one another; congruent
Adjacent Angles, Complementary Angles, Supplementary Angles, Vertical Angles
Vertical Angles
5y+55=180
y=25
5y+55=180
5y=125
y=25
Simplify.
3(m-5)+m
4m-15
Congruent means they are the ____ angle measurements.
same or different
same
(needs to do $100 first)
Solve for c using the equation from $100.
c = 46 chairs
Two angles added together to equal 90 degrees
Adjacent Angles, Complementary Angles, Supplementary Angles, Vertical Angles
complementary angles
x/4 + 3 = 9
x=24
x/4 = 6
x=24
Factor
40b-80c-40d
8(5b-10c-5d)
Use the figure to find the value of m.
m = 18 degrees
The perimeter of the bookend is 58 cm. Write and simplify an equation that represents the perimeter of the figure
11 1/2 m - 11 = 58
Two angles added together to equal 180 degrees
Adjacent Angles, Complementary Angles, Supplementary Angles, Vertical Angles
Supplementary Angles
2x+15+4x+9=90
x=11
6x+24=90
6x=66
x=11
Simplify and Factor
8(2k+1+3k)
40k + 8
8(5k+1)
Use the figure to find the value of x.
x = 34 degrees
Solve for m from the previous problem.
m = 6