Identify the slope and y-intercept.
y= -8x+28
m=-8
b=28
Solve the equation for y.
16-12x=4y
y=-3x+4
Find the volume of a cylinder with a radius of 9mm and a height of 3 mm. Use 3.14 and round your answer to the nearest tenth.
763.4 mm cubed
Solve the system.
y = x+3
y=5x-5
(2,5)
Two angles that form a straight line.
Supplementary Angles
Identify the slope and y-intercept.
3x+2y=10
m= -2/3
b=5
Oceanside Bike Rental Shop charges a 14 dollar fixed fee plus 9 dollars an hour for renting a bike. Sara paid 68 dollars to rent a bike. How many hours did she pay to have the bike checked out ?
6 hours
Find the height of a cylinder with a volume of 550 inches cubed and a diameter of 10 inches.
7 inches
The gym has a total of 25 treadmills and stationary bikes. There are 7 more stationary bikes than treadmills.
Write a system of linear equations that represents this situation.
t + s = 25
7 + t = s
Two angles that form a 90 degree angle.
Complementary Angles
You have $110 in your lunch account and plan to spend $2.75 each school day.
Write a linear equation that represents the balance in your lunch account.
y = 110 - 2.75x
22.5= -5.5d+9d
d=6.43
Find the volume of a sphere with a diameter of 26 inches.
9208.8 inches cubed
Solve the system.
x=5y+2
x-4y=5
(17,3)
The sum of all exterior angles of a polygon.
360 degrees
Find the slope of the line that passes through (-1,-4) and (1,4).
m=4
-8a-3+4a=-31
a=7
A funnel is in the shape of a cone with a radius of 4 inches and a height of 10 inches.
Find the volume of the funnel. Use 3.14 and round your answer to the nearest tenth.
167.6 inches cubed
Solve the system.
3x-5y=9
6x-6y=6
(-2,-3)
The formula to find the number of sides of a polygon given the sum of the interior angles.
Sum of interior angles = (n-2)*180
Write in point-slope form an equation of the line that passes through (-6,3) and has a slope of 2.
y-3=2(x+6)
Solve the equation for L.
V=LWH
L = V/(LW)
Find the height of a cone with a volume of 100 inches cubes and a diameter of 8 inches.
6 inches
The revenue for a vehicle rental store is $5460. There were 208 cars and 52 vans rented. A van rents for $10 more than a car.
Write a system of equations that represents this situation. What is the cost of the car rental?
208c + 52v = 5460
v = 10+c
Car rental is $19.
The exterior angle of a triangle will equal...
The sum of the two non-adjacent interior angles.