Question

If one roll wall paper measuring 21cm x 10m, how many rolls will be needed to cover one wall of 10 x 12ft

Answer 1

Answer:

A carbon footprint is the total amount of greenhouse gases (including carbon dioxide and methane) that are generated by our actions. The average carbon footprint for a person in the United States is 16 tons, one of the highest rates in the world.

Step-by-step explanation:

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