blmarquez2003 blmarquez2003

10-03-2021
Mathematics

contestada

What is the surface area of a cone having a slant height equal to 7.25 cm and radius equal to 3.5 cm?

Respuesta :

gtzvalen25 gtzvalen25

10-03-2021

Answer:

A≈118.2

Step-by-step explanation:

r= Radius= 3.5

l= Slant height= 7.25

A= πrl+πr2= π·3.5·7.25+π·3.52≈118.20242

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