pokharelrashika02
pokharelrashika02 pokharelrashika02
  • 24-06-2020
  • Mathematics
contestada

can someone help me to find TSA of this figure?​

can someone help me to find TSA of this figure class=

Respuesta :

ZJSG09112007
ZJSG09112007 ZJSG09112007
  • 24-06-2020

Answer :

is approximately 100 cm ²

Step -by-step explanation

[tex]r \: = 10 \\ l \: = 21.81 \\ T.S.A \: of a \: cone\: = \pi \times r(r + l)[/tex]

[tex] \frac{22}{7} \times 10(10 + 21.81) \\ \frac{22}{7} \times 10(31.81) \\ \frac{22}{7} \times 318.1[/tex]

[tex] \frac{22}{7} \times 318.1 \\ = 999.7 \\ = 100 {cm}^{2} [/tex]

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