Ahillside is inclined at an angle of 30 degrees with the horizontal. how much altitude has mary gained after hiking 40 meters up the hill?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Afootball is throw by a quarterback to a receiver

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path