Answer:
12 Sides
Explanation:
Since an interior is 150 degrees,it's adjacent exterior angle is 30 degrees
The main sources are humans which is why it is stated that the global warming is man made. The levels have increased beyond all measure, increasing since the 1950s by a 100 CO2 parts per million, and it keeps increasing by 2ppm on a yearly basis. The statistics from the industrial revolution era are not much different and show how much we've increased the CO2 in modern times.
Answer:
it's very easy and simple answer u can't do it
there are dire consequences to what our society has done with natural resources we use them so much that they are slowly depleting especially fossil fuels that pollute the air .
in order to improve this we can use alternative fuels and recycle the things we use made from the natural resources
