minathemonkey
minathemonkey
08-09-2020
Mathematics
contestada
pls help me i need this right now
Respuesta :
Аноним
Аноним
08-09-2020
Answer:
≈ 15.70 cm
Step-by-step explanation:
L = πr·n°/180°
n = 180° - 66.4° = 113.6°
L = 3.14×7.9×113.6/180
= 2817.9616/180
= 15.6553
≈ 15.70 cm
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