bellaolv123 bellaolv123
  • 12-03-2020
  • Mathematics
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the base of a prism has a square base with side length 8cm. The height of the prism is 20cm. Find the surface area and the volume

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Ursus Ursus
  • 14-03-2020

Answer:

[tex]Volume=1280cm^3\\Area=768cm^2[/tex]

Step-by-step explanation:

Side length 'a' of the Prism= 8 cm

Height(h)= 20 cm

Volume of a square prism:

                           Volume  [tex]Side*Side*Height\\\\ = a*a*h\\\\ = 8*8*20 \\\\ = 64*20\\\\ =1280cm^3[/tex]

Surface area of Square prism :

                         Surface area   [tex]2a^2+4ah\\\\ 2(8*8)+4(8)(20)\\\\ 2(64)+4(160)\\\\ 128+640\\\\ =768 cm^2[/tex]

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