Question

I will mark u as the brain..!

Answer 1

Answer:

Steps of construction:

(i) Draw a line segment AB = 7 cm. (ii) With A as centre and radius more than half of AB, draw arcs, one on each side of AB. (iii) With B as centre and same radius as before, draw arcs, cutting the previously drawn arcs at X and Y respectively. (iv) Now join XY, meeting AB at O.

Answer 2

Step-by-step explanation:

Major greenhouse gases include carbon dioxide, methane, nitrous oxide, and various synthetic chemicals. Carbon dioxide is widely reported as the most important anthropogenic greenhouse gas because it currently accounts for the greatest portion of the warming associated with human activities.Major greenhouse gases include carbon dioxide, methane, nitrous oxide, and various synthetic chemicals. Carbon dioxide is widely reported as the most important anthropogenic greenhouse gas because it currently accounts for the greatest portion of the warming associated with human activities.Major greenhouse gases include carbon dioxide, methane, nitrous oxide, and various synthetic chemicals. Carbon dioxide is widely reported as the most important anthropogenic greenhouse gas because it currently accounts for the greatest portion of the warming associated with human activities.