49asquare 70ab 25bsquare
An army contingent of 616 members is to march behind an army band of 32 members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march?
Can a polyhedron have for its faces
(i) 3triangles?
(ii) 4triangles?
(iii) a square and four triangles?