A diagram shows a rectangle with 7cm length and 0.5cm width four rectangles are put together (not drawn accuratley) and I have to calculate the area :(((

answer: when you burn wood, the carbon reacts with the oxygen in the air to create ash and smoke. that is a permanent change you cannot undo that.

step-by-step explanation:

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0

38 was the other number of your question.