?A polyhedron is regular if which of the following is true?
?
A. ?All of its faces are congruent polygons.
B. ?n-vertices are formed with (n + 1) - faces.
C. ?Often called an Archimedean Solid.
D. ?All of its faces are congruent regular polygons and n-vertices are formed with n-faces.
E. ?a and c are true.
Answer: D
You might also like to view...
Write the expression in terms of sines and/or cosines, and then simplify.sec ? + sin ?
A. 
B. 
C. 
D. sin ?
Provide an appropriate response.The region shown here is to be revolved about the x-axis to generate a solid. Which of the methods (disk, washer, shell) could you use to find the volume of the solid? How many integrals would be required in each case?
What will be an ideal response?
Indicate whether the function is one-to-one.C = {(-2, -9), (9, 2), (4, 4), (-4, -4)}
A. Yes B. No
Explain how to obtain the graph of the second function from the graph of the first function, or state that the graphs are identical.y = cos x, y = cos 
A. The graphs are identical.
B. Reflect the graph over the y-axis, and then translate it 
to the left.
C. Reflect the graph over the y-axis, and then translate it 
to the right.
D. Reflect the graph over the x-axis, and then translate it 
to the left.