sarah throws rocks into a quarry lake from the top of a 46 foot high wall. the chart gives the horizontal distance, x (in feet), the rock has traveled from sarah and the height, y (in feet), of the rock above the lake.

Which statement justifies why angle ebc measures 90?

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Given that y varies directly to the square root of (x + 1), and that y = 1 when x = 8,(a)express y in terms of .x,(b)find the value of y when x = 3,(c)find the value of x when y = 5.