Find the length of the missing side

John bought 5 lemons and used 2 of them for a salad how much did he use for.a salad . he used % of the lemons.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Thanh and her crew are building a stage in the shape of a trapezoid for an upcoming festival. the lengths of the parallel sides of the trapezoid are 14 ft and 24 ft. the height of the trapezoid is 12 ft.what is the area of the stage? enter your answer in the box. ft²