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Giovanni was playing with blocks and started with one blue triangular block and kept adding more
blocks to create the following pattern sequence:


See picture


How many blocks would he need on the 12th step of the pattern?
O 34
O 36
O 33
O 37

Giovanni Was Playing With Blocks And Started With One Blue Triangular Block And Kept Adding More Blocks To Create The Following Pattern Sequence See Picture How class=

Sagot :

Blocks would he need on the 12th step of the pattern is 34.

The correct option is A

What is series?

A series is the cumulative sum of a given sequence of terms.

Given:

We can write the series as follows:

1,4,7,10,13,.......

First term =1

common difference= 4-1=3

Using Arithmetic series

[tex]a_{12}\\[/tex]= a+11d

    =  1 +11*3

    = 1+33

    = 34.

Hence, 34 blocks need on 12th step.

Learn more about arithmetic series here:

https://brainly.com/question/2171130

#SPJ1

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