For a triangle the area is given as:

Re-arrange / solve for 'h':

Substitute known values:

Compute:

Answer:
186 mph
Step-by-step explanation:
Miles per hour means miles divided by hour(s), so 558/3 is 186 miles per hour.
To find the l.a., you multiply the perimeter of the base (the hexagon) by the height.
l.a. = 60 x 12
surface area is harder :(
you have to find the apothem and all that jazz. sorry i can't help more, good luck!
The answer is -41
You can graph them and see where the line passes on the y-axis which is the vertical axis