Question

The diameter of the larger circle is 10.5 cm. The diameter of the smaller circle is 4.5 cm. What is the approximate area of the shaded region?

A.
70.7 square centimeters

B.
86.5 square centimeters

C.
102.4 square centimeters

D.
282.6 square centimeters

Answer 1

http://lv.k12.com/mediaFiles/Ninth_Grade/Math/Unit17525/Lesson68695/VHS_PA_S2_03_L312_LQ_Q4.gif

Answer 2

u do k12?

Answer 3

yeah i do k12

Answer 4

what is ur name?

Answer 5

i tolded u

Answer 6

um... nvm. i dont know this question. sorry

Answer 7

oh okay

Answer 8

@hoblos

Answer 9

@Hero

Answer 10

The required area = area of large circle - area of the small circle

= pi(10.5)^2 - pi(4.5)^2

=110.25pi - 20.25pi

= 90pi

= 282.6 cm^2

Answer 11

So the answer is D. XD Im late sorry