DOING BRAINLIEST NEED THIS QUICK! Which equation gives the value of the circumference, C, of a circle with a diameter of 56 feet?

Construct the graph that models the given situation

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.