Respuesta :

[tex]\textsf {Finding the radius using circumference formula :}[/tex]

[tex]\mathsf {Circumference = 2\pi r}[/tex]

[tex]\mathsf {132 = 2 \times 3.14 \times r}[/tex]

[tex]\mathsf {r = \frac{132}{6.28}}[/tex]

[tex]\textsf {r = 21 cm (approx.)}[/tex]

[tex]\textsf {Finding the total surface area :}[/tex]

[tex]\mathsf {TSA = 2\pi r (r + h)}[/tex]

[tex]\mathsf {TSA = 2 \times \frac{22}{7} \times 21 (21 + 22)}[/tex]

[tex]\mathsf {TSA = 2 \times 22 \times 3 \times 43}[/tex]

[tex]\mathsf {TSA = 44 \times 129}[/tex]

[tex]\mathsf {TSA = 5676cm^{2}}[/tex] (Final answer)

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