If the outliers are not included, what is the mean of the data? 76,79,80,82,50,78,83,79,81,82.

If the altitude is drawn to the hypotenuse of a right triangle, then the two triangles formed are similar to the original triangle and to each other. which set of triangles shows the similar triangles created by the altitude in the diagram?

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is

Y+ 2/y is it a polynomial in one variable or not? and if so, why?