Answer:
Carbon Dioxide, or CO2
Explanation:
Plants need to breathe, otherwise they won't survive
Humans' intake oxygen and exhale CO2
However, plants intake CO2 and exhale oxygen
Answer:
food chain? circle of life?
Explanation:
or 5 lengths of 234 feet to be cut from a board, the board must have a length of at least 1170 feet.
Let x represent the total length of the board so as to allow for the cutting of 5 lengths.
Since each length needed to be cut is 234 feet, hence:
x = number of lengths × feet per board
x = 5 lengths × 234 feet
x = 1170 feet
Hence for 5 lengths of 234 feet to be cut from a board, the board must have a length of at least 1170 feet.
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