8. TBQ - Match stick required

Look at the matchstick pattern below. Observe and identify the pattern. How many matchsticks are required to make 20 such squares? How many are required to make \('w'\) squares?
 
YCIND_250706_7389_expressions_12.png YCIND_250706_7389_expressions_13.png YCIND_250706_7389_expressions_14.png
 
 Matchsticks required to make 20 squares: 
 
Matchsticks required to make \('w'\) squares: 
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