I NEED THIS QUICK PLEASE I NEED TO CALCULATE SIDE LENGTH

Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments.which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers