sarahrandall
sarahrandall
17-04-2017
Mathematics
contestada
find the length of arc ac in terms of pi
Respuesta :
Paramecium
Paramecium
17-04-2017
=theta/360°×2pi ×r
theta=180-60=120°
r=24÷2=12
120/360 × 2 × 22/7 × 12=
1/3 × 2 × 22/7 × 12=
176/7=
25.14
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