Match each of the four lines with a line that is perpendicular to it. Thes 4 each have a match PLS HELP
y=5/6x−7=
y=−5/6x−8=
y=−7/4x−1=
y=7/4x−2=

y=4/7x+9
y=7/4x+2
y=−6/5x+1
y=−5/6x−5
y=6/5x−5
y=5/6x+1
y=−7/4x+9
y=−4/7x+2

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

20 points - ! gia decides to buy square tiles to cover her kitchen floor. the tiles are 18” square tiles and cost $3.85 each. how much will it cost to tile her kitchen if the measurements are 11’ x 12’?