220298244 220298244
  • 17-06-2020
  • Mathematics
contestada

can some one please help me?

can some one please help me class=

Respuesta :

TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 17-06-2020

Answer:

56.25 cm^2

Solution,

Circumference of circle=15 pi cm

Radius=?

Now,

Circumference of circle=2pi r

or,15=2*pi*r

or,15=2r*pi

or,r=15/2 pi

r=7.5 pi

Again,

area of circle=pi r ^2

=pi*(7.5)^2

=56.25 pi cm^2

hope it helps

Good luck on your assignment

Answer Link
Аноним Аноним
  • 17-06-2020

Answer :56.25 cm^2

Circumference of circle=15 pi cm

Radius= unkown

so....

Circumference of circle=2pi r

r=7.5 pi

Next ....

=pi*(7.5)^2

=56.25 pi cm^2

Answer Link

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