A cone has a circular base with a diameter of 18 inches. The height of the cone is 40 inches. The slant height of the cone is 41 inches. What is the approximate LATERAL AREA of the CONE?

Find the missing part. use an improper fraction for your answer.

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years