Raportul a doua catete ale unui triunghi dreptunghic este de 3 supra 7,iar inaltimea este de 42cm. Aflati inaltimea, catetele, ipotenuza si proiectiile inaltimii pe ipotenuza.

These question are hard can you me with answers

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

The area of a rectangle is 54x^9y^8 square yards. if the length of the rectangle is 6x^3y^4 yards, which expression represents the width of the rectangle in yards