typecialhypehype
typecialhypehype typecialhypehype
  • 01-02-2021
  • Mathematics
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I am bad at math can someone help for 15 points

I am bad at math can someone help for 15 points class=
I am bad at math can someone help for 15 points class=

Respuesta :

DWRead
DWRead DWRead
  • 01-02-2021

Answer:

Step-by-step explanation:

area of triangular face = ½·6·4 = 12 cm²

volume of prism = area of triangular face × length of prism = 12×7.5 = 90.0 cm²

:::::

radius of circle = 2.5/2 = 1.25 cm

area of circle = π1.25² = 1.5625π cm²

volume of cylinder = area of circle × length of cylinder = 1.5625π×7 = 34.4 cm²

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