hernandez899mn
hernandez899mn hernandez899mn
  • 24-12-2018
  • Mathematics
contestada

Can someone please help me with this? Thanks if you do!

Can someone please help me with this Thanks if you do class=

Respuesta :

jimthompson5910 jimthompson5910
  • 24-12-2018

Answer:

154 square cm (choice B)

Step-by-step explanation:

The diameter is 14 cm, so the radius is half that at 7 cm. Let r = 7

Use the formula

A = pi*r^2

to find the area of the circle. Let pi = 3.14 be the approximation for pi

So,

A = pi*r^2

A = 3.14*7^2

A = 3.14*49

A = 153.86

A = 154

Answer Link
knorwoodswhs knorwoodswhs
  • 24-12-2018

Answer: B.


Step-by-step explanation:

3.14*r2

3.14*7(2)

153.9

Answer Link

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