What is 21 times 6
i need to know it
is really important

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120