Show work pls :D
Write sin A then round up to the nearest hundredth.

A3x4x5 rectangular cuboid (e.g. a brick) is painted blue and cut into 1x1 cubes. what is the expected value for the painted sides of a randomly selected cube?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?