Volume And Surface Area: Total Surface Area of Cylinder And Hemisphere (Grade 5) - OnMaths Revision

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Topic: Volume And Surface Area: Total Surface Area of Cylinder And Hemisphere
Grade: 5
This question appears on calculator higher and foundation GCSE papers.

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Why did you add the area of bottom circle?

deathnotehindidubbed
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If i am to get the gallon of paint to be used to cover the surface area, should i still include the circle in the base of the figure or the pi x r² when computing for it?

pornesianparapio
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my math teacher didn't explain any of this to us for the final exam so here I am
I passed with a 97% and i'm leaving this school because the teachers aren't helping WOOO

tamecountess
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The formula of cone must be pi X r2 plus pi × r × h

karkeong
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I don’t understand where did you take 24?

ChristopherShivute