A statement that can be proven is called

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

The diagram shows a cuboid abcdefgh abcd is a square with area 25cm². find the volume of the cuboid.

There are a total sales of 2,000 dollars on monday on tuesday sales dropped 10% on wednesday sales dropped another 20% compared with tuesday from wednesday to thursday sales increases by an equal amount to 25% of monday total sales what is the net change in dollars on total sales from monday to tuesday