reyesash0402 reyesash0402
  • 20-03-2020
  • Mathematics
contestada

What is the surface area of a cylinder with the base radius 2 and height 9?

Respuesta :

Ursus Ursus
  • 21-03-2020

Answer:

Total Surface area of the Cylinder = [tex]138.16units^2[/tex]

Step-by-step explanation:

Radius of the cylinder=2 units

Height= 9 units

Surface area of the cylinder=[tex]2\pi rh+2\pi r^2[/tex]

As,  [tex]\pi =\frac{22}{7}=3.14[/tex]

Area =

              [tex]=(2*3.14*2*9)+(2*3.14*2*2)\\\\=(3.14*36)+(3.14*8)\\\\=113.04+25.12\\\\=138.16units^2[/tex]

The Total Surface area of the Cylinder is  [tex]138.16units^2[/tex]

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