Volume and surface area
What is the SA of a cube?
SA=6s2
What is a complimentary angle?
it is when 2 angles combined equal 90 degrees
selling price equation
selling price = cost to store + markup
3y - 15 = 94
y = 36.3333333333333
what is 34% of 73
24.82
What is the the SA for a rectangle?
2lw+2wh+2lh
What is a supplementary angle?
It is when 2 angles equal 180 degrees
Simple Interest
I = Prt
7x - (44y + 17) = 100
y = (7x - 117) /44
factor 26x + 156
13(2x + 12)
What is the Volume of a cylinder?
V=(h)(3.14)(r2)
point slope form equation
y - y1= m(x-x1)
exterior angle formula
z = x + y
4(2x-11y) = 102
y = (8x - 102) / 44
A price increases from $120 to $150. What is the percent increase?
25%
What is the volume for a sphere?
V=(4/3)(3.14)(r3)
What are corresponding angles?
They are matching/equal angles of congruent figures
theoretical probability
theoretical probability = (#outcomes / # possible)
5(y+2)−3=2(3y+1)
y=5
((23)2)4
16,777,216
What is the Volume of similar solids?
V=Vol A/Vol B=(A/B)3
distance formula
√(x2-x1)2+(y2-y1)2
interior angle measures of polygon
s = (n-2)180
4(3y−2)+5=2y+3(2y+7)
y = 6
A car rental costs $40 per day plus $0.15 per mile. If your bill was $76, how many miles did you drive?
240 miles