annaborshin7381
annaborshin7381 annaborshin7381
  • 01-05-2021
  • Mathematics
contestada

Geometry pls help :(

Geometry pls help class=

Respuesta :

Mrapplestime
Mrapplestime Mrapplestime
  • 01-05-2021

Answer:

900 pi for first question and 14137 for 2nd

Step-by-step explanation:

SA=4pi r^2

r=15 (30/2)

SA=4pi(15^2)

SA=900pi

V=4/3pi r^3

V=4/3(3.14)(15^3)=14137

Answer Link
srlt2
srlt2 srlt2
  • 01-05-2021

Answer:

Surface area: 900π in²

Volume: 4500π in³

Step-by-step explanation:

A = 4πr² = 4π(15²) = 900π

V = 4/3 πr³ = 4/3 π(15³) = 4500π

Answer Link

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