Question

Please Help and Explain

Answer 1

Answer:

Step-by-step explanation:

add 4 more rows like in the pattern and you will get your answer

Answer 2

Answer:

36 squares.

Step-by-step explanation:

Number of squares in each step is triangular number. This form a triangular series.

1 , 3 , 6 , 10........

Number of squares in each step is given by

  $\sf \dfrac{n*(n+1)}{2}$  here , n is the step or term.

n = 8

$\sf Number \ of \ squares \ in \ 8^{th} \ step = \dfrac{8 * (8+1)}{2}$

                                             $\sf = \dfrac{8*9}{2}\\\\ = 4*9\\\\=36 \ squares$