annaborshin7381
Answered

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Geometry pls help :(

Geometry Pls Help class=

Sagot :

Mrapplestime

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

srlt2

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

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