Is perpendicular to line segment . If the length of is a units, then the length of is units.

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

What is the standard form of -5x^2+2x^4-11+x^3+3x

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.