Aclass contribuated $3.50 in nickels and dimes to the red cross. in all there were 45 coins how many were there of each kind

Which math sentence can be used to determine if the triangle is a right triangle?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

The dolphins at the webster are fed 1/2 of a bucket of fish each day the sea otters are fed 1/2 as much fish as the dolphins how many buckets of fish are the sea fed each day? simplify you answer and write it as a proper fraction or as a whole or mixed number