Question

ABC is a trangle and through A,B,C lines are drawn parallel to BC,CA,and AB respectively intersecting at P,Q and R. Prove that the perimeter of angle PQR is double the perimeter of angle ABC
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Answer 1

You're answer is in the pic.

Answer 2

Answer:

The natural environment or natural world encompasses all living and non-living things occurring naturally, meaning in this case not artificial. The term is most often applied to the Earth or some parts of Earth