Kolby618 Kolby618

13-05-2020
Mathematics

contestada

Arc length
A circle has a radius of 10. An arc in this circle has a central angle of 72°.
What is the length of the arc?
Either enter an exact answer in terms of it or use 3.14 for and enter your answer as a decimal.

Respuesta :

Chelboy Chelboy

14-05-2020

Answer:4π

Step-by-step explanation:

Φ=72

Radius=r=10

Length of arc=Φ/360 x 2 x π x r

Length of arc=72/360 x 2 x π x 10

Length of arc=0.2 x 2 x π x 10

Length of arc=4π

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