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=

Respuesta :

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

02-04-2021

Answer:

9.2

Step-by-step explanation:

Answer Link

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