If your total is $14.30 and you use a 25% discount you total would then be $10.73
So $10.73 would be your answer
I’m pretty sure it’s 3 cause 10 to the power of 3 is 1000
Use pythagoras teorem
10^2 = 3^2 + x^2
x^2 = 100 - 9 = 91
x = 9.54 feet to nearest hundredth