17-04-2021
Mathematics

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Help please do at 11

Help please do at 11 class=

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Аноним Аноним

17-04-2021

Answer:

Step-by-step explanation:

area = [tex]\pi[/tex][tex]r^{2}[/tex] so it's [tex]\pi[/tex][tex]7^{2}[/tex] = 153.938... [tex]cm^{2}[/tex]

circumference is 2[tex]\pi[/tex]r = 2*[tex]\pi[/tex]*7 = 43.98229 cm

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