victoriamoran55
victoriamoran55 victoriamoran55
  • 04-08-2017
  • Mathematics
contestada

can some one help me please...

can some one help me please class=

Respuesta :

choixongdong
choixongdong choixongdong
  • 04-08-2017
V of large = πr^2 h = π 9^2 (15) = 1215π
V of small= πr^2 h = π 4^2 (15) = 240π

V of non-shade = 1215π - 240π = 975 cm^3

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