The diameter of a sphere is 16 in. what is the sphere's volume? round to the nearest tenth, if necessary. a) 971.7 in3 b) 1072.3 in3 c) 1137.4 in3 d) 2144.7 in3

The function a represents the cost of manufacturing product a, in hundreds of dollars, and the function b represents the cost of manufacturing product b, in hundreds of dollars. a(t) = 5t + 2 b(t) = 7t - 2t +4 find the expression that describes the total cost of manufacturing both products, a(t) + b(t). a. 7t^2 - 7t + 2 b. 7t^2 + 3 +6 c. 7t^2 + 7t - 6 d. 7t^2 - 3t + 6

Angle that produces maximum distance

What type of symmetry does a rhombus have?