elproquipu elproquipu

28-06-2016
Spanish

contestada

hallar la corona circular si su radio mayor es 5 y el radio menor es 2

Respuesta :

ANCKPOP ANCKPOP

04-07-2016

Área corona = π*R²-π*r²

Donde

R = radio mayor
r = radio menor

Área corona = [tex] \pi * 5^{2} - \pi * 2^{2} [/tex]
[tex]25 \pi - 4 \pi \\ 21 \pi \\ 21(3.14) \\ 65.97 [/tex]

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