Find the L. C.M. of: a2 + 2a +1, a? + 3a + 2​

Give all possible names for each angle shown.calculation tip: in angle abc, b is the vertex.

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

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points