HELPP PLEASE!!!!!
PYRAMIDS Hermán is building a pyramid out of
blocks for an engineering class. On the top level,
there is one block. In the second level, there are
5 blocks. In the third, there are 9 blocks. This
pattern continues for the rest of the levels down to
the 18th level at the base of the pyramid. Use this
information to determine how many blocks will be
in the 13th level of the pyramid.
41 blocks
A.
B.
45 blocks
C.
49 blocks
D.
53 blocks