Which of the following require proof in a logical system? Check all that apply. A. Corollaries

B. Theorems

C. Postulates

D. Axioms

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis