Question

50 points if you answered this​

Answer 1

Answer:

A quadrilateral is a polygon in Euclidean plane geometry with four edges and four vertices.

Answer 2

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Following his ascent of Everest he devoted himself to assisting the Sherpa people of Nepal through the Himalayan Trust, which he established in 1960 and led until his death in 2008. His efforts are credited with the construction of many schools and hospitals in this remote region of the Himalayas.