MostHatedB MostHatedB
  • 13-12-2020
  • Mathematics
contestada

I need help with this question pls

I need help with this question pls class=

Respuesta :

bkahlshsbdjsdnsjksdc bkahlshsbdjsdnsjksdc
  • 13-12-2020

Answer:

A. would be a.

Step-by-step explanation:

Answer Link
shemtomke
shemtomke shemtomke
  • 13-12-2020

Answer:

a) D

b) 4.09 cm

Step-by-step explanation:

a) P of a circle is 22/7 D

Half a circle 1/2 22/7 D

D= 2r

1/2 22/7 2x (D)

b) Find Radius

P = (3.142 * (2r) )

25.71 = 3.142 *2r

r= 4.09 cm

Answer Link

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