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Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.