Question

how many diagonal does each of the a regular pentagon

Answer 1

hey yeah !!! we can put the formula
of finding diagonals .
this is , n(n-3)/2. ( n= number of sides )
pentagon = 5 sides
5(5-3)/2=5×2/2=5 they have 5 diagonal which when joined , forms a star

Answer 2

Answer:

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5 is your answer mate.