Answer:
B) It is a product, so it is released by the plant.
Step-by-step explanation:
- Plants release oxygen for humans and humans give carbon dioxide to plants.
- The role of oxygen in photosynthesis is a waste product.
Answer: 
Step-by-step explanation:
The formula for area is <em>length × width = area</em>
Sub in the values for length and width to solve
×
=
<em />
Answer:
3
Step-by-step explanation:

1x20
2x10
4x5
They are all dimensions of wood by wood.
Step-by-step explanation:
cluldnt get the answer for one