Two tangents TP and TQ are drawn to a circle with centre O from an external point T. Prove that <PTQ = 2<OPQ.

The volume of a cube is 8 in to the 3rd power. how long is each side?

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

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.