- 2(2)×3(3)
solve the exercise 5 Q#6 given on page 66 new countdown 8 second edition in the notebook
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?