contestada

The length of the arc which subtends an angle 60° at
the centre of a circle of radius 3 cm is approximately​

Respuesta :

altavistard

Answer:

π cm

Step-by-step explanation:

The formula for arc length (s) as a function of radius (r) and central angle Ф (in radians) is s = rФ.

In this problem r = 3 cm and Ф = 60°, and so the arc length subtended is

s = (3 cm)(π/3) = π cm

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