A 5 ft tall man sees the top of a tree in a mirror on the ground 4 ft from his feet. The bottom of the tree is 20 feet from the mirror. How tall is the tree? NEED HELP ASAP

Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0

Graph the function =gx+2x3 and give its domain and range using interval notation.