When given the diameter of a sphere how can the volume calculator describe the steps needed to find the volume

Let w=23 . what is the value of w + 45 ?

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

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points) part b: is the point (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)