If a regular octagon had an area of 10,391.9 and and apothem of 56 what would be the measure of the perimeter?

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

Simone claims the initial value and y-intercept are the same thing on a graph. is she correct? if you know that a line has a slope of and a y-intercept of 7, what is the equation for that line in slope-intercept form?

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2