Question

find the number of diagonala of an 80-side polygon
pls answer me guys........​

Answer 1

Answer:

3080

Step-by-step explanation:

The formula to find the number of diagonals in a polygon is

n(n-3)/2

where n is the number of sides

so here n=80

80 x 77= 6160

6160÷2= 3080

Answer 2

Answer:

Hey ure answer is here!

the formula is n ( n-3)/2

here given n=80 then

80×77=6160

6160÷2=3080

Hope it helps you buddy! !✌✌