A nonagon has 9 sides so 3*9 = 27 sides
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They have 49 sides.
38 sides
A nonagon has nine sides and a pentagon has five sides. So 4 nonagons and 1 pentagon have 4*9 + 1*5 sides = 41 sides
'Hepta' from Latin for '7' means the polygon has '7' sides. Similarly 'nona' from Latin for '9' means the polygon has '9' sides. Simnce there are 1 heptagon and 2 nonagons. then the number of sides is 7 + 9 + 9 = 7 + (2x9) = 7 + 18 = 25 The answer!!!!!
1*6 + 2*4 + 4*10 + 3*9 = 6 + 8 + 40 + 27 = 81