Question

Question 1(iii)

Find the rule, which gives the number of matchsticks required to make the following matchsticks patterns. Use a variable to write the rule
A pattern of letter U as

Answer 1

Given pattern is

Three matchsticks are used in the given pattern.

$\therefore$To create n such patterns, we need 3n matchsticks.

The rule which can give the number of matchsticks required to make the given pattern = 3n