nicolesavage00 nicolesavage00
  • 12-05-2019
  • Mathematics
contestada

Find the area of the shaded regions:

Find the area of the shaded regions class=

Respuesta :

romannp
romannp romannp
  • 22-05-2019

First, area of large circle(A1)= pie×R^2

=3.14×(3+4)^2=3.14×49=154 sq. cm

area of small circle (A2) pie× r^2

=3.14×3^2=28.27 sq.cm

now

area of shaded region= (A1-A2)/3

=(154-28.27)/3

=125.73/3

=41.91 sq. cm

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