Do all three questions for brainliest.

How many ordered pairs of positive integers satisfy xy=32?

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

In the diagram, a building cast a 35-ft shadow and a flagpole casts an 8-ft shadow. if the the flagpole is 18 ft tall, how tall is the building? round the the nearest tenth.