(a(i))[1]
Use the grid to draw Shape 3.
(a(ii))[1]
Find the number of triangles contained in Shape 5.
(b(i))[2]
Find the next two terms in the sequence.
(b(ii))[1]
Write down the term-to-term rule that generates this sequence.
(c(i))[2]
Find the $n$th term for this sequence.
(c(ii))[1]
Find the $n$th term for this sequence.