How many sides does each regular polygon have if the measure of each interior angle is 160

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out