Question

How many diagonals does a 12-sided convex polygon have? What is the general

Answer 1

Answer:

goodluck!

Step-by-step explanation:

well is 12 sided and has digonal so

Answer 2

Answer:

54

Step-by-step explanation:

No of diagonals in a n sided polygon

$= \frac{n(n-3)}{2}$

Therefore,

No of diagonals in a 12 sided polygon

$= \frac{12(12-3)}{2}$

$= 6\times 9$

$= 54$