99037391
99037391 99037391
  • 13-06-2020
  • Mathematics
contestada

plzzz helpp find the length of arc AD. use 3.14 for pi. round to the nearest tenth

plzzz helpp find the length of arc AD use 314 for pi round to the nearest tenth class=
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Respuesta :

mhanifa
mhanifa mhanifa
  • 13-06-2020

Answer:

15.7 cm

Step-by-step explanation:

Angle AD = 180°- 66.4°= 113.6° (considering 2x90°=180° on opposite side)

P= 2*3.14*7.9=49.6 cm

Arc AD= 49.6*113.6°/360°= 15.7 cm

Answer Link
cetkin17
cetkin17 cetkin17
  • 02-04-2021

Answer:

9.2

Step-by-step explanation:

Answer Link

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