Let 2s denote length of side of the equilateral triangle. a) State height of triangle as the function s. b) State area of the triangle as the function of s. c) Use function you found in part (a) to find height of equilateral triangle, each side of which is 8 cm long. d) Utilize function you find in part (b) to find out area of the equilateral triangle, each side of which is 5 in. long.