Question

Caule a medida x em graus desse polígono



Pentágono
X 13/8x 2x 3/4x 11/8x

Answer 1

Boa tarde

Si = (n - 2)*180
Si = (5 - 2)*180 = 3*180 = 540°

x + 13x/8 + 2x + 3x/4 + 11x/8 = 540

8x/8 + 13x/8 + 16x/8 + 6x/8 + 11x/8 = 4320/8 
8x + 13x + 16x + 6x + 11x = 4320
54x = 4320
x = 4320/54

x = 80