donnyeahtate7 donnyeahtate7
  • 03-06-2020
  • Mathematics
contestada

a sector with a area of 11 over 2 pi cm squared has a radius of 3 cm

Respuesta :

sergeybunas sergeybunas
  • 03-06-2020

Answer:

Step-by-step explanation:

Step-by-step explanation:

Area of sector = angle/360 * pi * r^2

5.5pi = angle/360 * pi * 9

5.5 = angle/360 * 9

angle = (5.5 * 360)/9 = 40 * 5.5 = 220

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