The volume of a spherical balloon starts at 10m3 , and is increased at 1m3/minute. Find a formula for the rate of change of the radius of the sphere in terms of time t. Your answer should only involve the variable t, and constants, not any other variables.

Find the area of a parallelogram with base 15 yards and height 21 2/3

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

For which pairs of functions is (f•g)(x)=12x? f(x)=3-4x and g(x)=16x-3 f(x)=6x2 and g(x)= 2/x f(x)= and g(x) = 144x f(x)=4x and g(x) =3x