hannah5555 hannah5555
  • 07-05-2020
  • Mathematics
contestada

Work out the perimiter of a semi circle with radius of 3
Give your answer in term of pi

Work out the perimiter of a semi circle with radius of 3 Give your answer in term of pi class=

Respuesta :

roxy4519 roxy4519
  • 07-05-2020

Answer:

15.425 cm is it without terms of pie

Step-by-step explanation:

you need to put it into terms of pie

Answer Link
PollyP52 PollyP52
  • 07-05-2020

Answer:

3pi + 6 units.

Step-by-step explanation:

The perimeter = the diameter + curved part.

Radius = 3 so the diameter = 2*3 = 6.

Length of the curved part = 1/2 * circumference of the circle = 1/2 * pi * diameter.

Perimeter = 6 + 1/2 pi * 6

= 3pi + 6 units.

Answer Link

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