hgrubb3583 hgrubb3583

18-08-2020
Mathematics

contestada

To the nearest square meter, what is the curved surface area of the half pipe if it’s 7 m long?

The radius is 2.5 m

Respuesta :

sqdancefan sqdancefan

18-08-2020

Answer:

55 m²

Step-by-step explanation:

The arc length of a half-circle is πr, so the area of the curved surface is ...

A = πrl = π(2.5 m)(7 m) = 17.5π m² ≈ 55 m²

Answer Link

rmaldonado001 rmaldonado001

19-08-2020

Answer:

55m^2

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Answer Link

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