Usually clarissa jogs 2 3/5 miles a day.

today she jogged half her usual distance. how far did she jog?

Which expression is equivalent to √ -80?

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.