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Secondary 1 | Maths
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Justin Goh Wee Chong
Justin Goh Wee Chong

Secondary 1 chevron_right Maths

What is the formula for this question

Date Posted: 7 years ago
Views: 610

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Bearon
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8 answers (A Helpful Person)
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2pi(r)(h) is the curved surface area of a cylinder but since this is half, take away the 2 to half it...
Bearon
Bearon
7 years ago
a little error i wrote, you can use pi(r)square instead of 1/2 because there is another semicircle at the other side of the solid
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Jamie Tan
Jamie Tan's answer
8 answers (A Helpful Person)
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