Question

a) Look at the following matchstick pattern of squares (Fig 11.6). The squares are not separate. Two neighbouring squares have a common matchstick. Observe the patterns and find the rule that gives the nunmber of matchsticks​

Answer 1

Step-by-step explanation:

In "a" the no.of matchsticks=4

In "b" the no.of matchsticks=7

In "c" the no.of matchsticks=10

In "d" the no.of matchsticks=13

Rule:- No of matchsticks are increasing by 3

i.e, 4+3=7

7+3=10

10+3=13