helpmewiththings49
helpmewiththings49 helpmewiththings49
  • 21-08-2019
  • Mathematics
contestada

First time doing mensuration, can someone enlighten me on how to find the height of the hemisphere and cone?

First time doing mensuration can someone enlighten me on how to find the height of the hemisphere and cone class=

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jaimyrenji
jaimyrenji jaimyrenji
  • 21-08-2019

Answer:

Step-by-step explanation:

volume=[tex]1/3\pi  r^2h +2/3\pi r^3[/tex][

tex]=1/3\pi *9*4+2/3\pi  *3^3[/tex]

=[tex]12\pi +18\pi[/tex]= 30 [tex]\pi[/tex] volume

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Аноним Аноним
  • 21-08-2019

Answer:

3 cm and 4 cm.

Step-by-step explanation:

The height of the hemisphere is the same as its radius, 3 cm.

The height of the cone = 7 - 3 = 4 cm.

Answer Link

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