Answer:
no
Step-by-step explanation:
31 is an odd number.
Each Interior Angle = 180° - (360 / sides)
144 = 180 - (360 / sides)
(360 / sides) = 36
sides = 360 / 36
sides = 10
It is a decagon.
Source:
http://www.1728.org/polygon.htm
Let x be the original cost for the sofa.
X x (1 + 0.07) =3210
X = 3000
Now we know the cost for the sofa.
Let p be the profit percent.
3000 x (1 + p) = 3360
P = 0.12
So the percentage profit is 12%
Answer:
Volumen de una fórmula de esfera. El volumen de una esfera es de 4/3 x x (diámetro / 2) 3, donde (diámetro / 2) es el radio de la esfera (d á 2 x r)
