Parallel lines
ef and cd
perpendicular lines
gh and ef
neither parallel nor
perpendicular lines
ab and cd

Let r = 3. what is the value of r + 58?

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?

How do you find principle and simple interest