susan840 susan840

10-04-2020
Mathematics

contestada

Can someone help with this?

Can someone help with this class=

Respuesta :

altavistard altavistard

10-04-2020

Answer:

72.1 cm

Step-by-step explanation:

The arc length formula is s = rФ, where Ф is the central angle and is in radians (not degrees).

Here we convert 140° to radians: 140°(π/180°) = 2.44 radians.

Then the desired arc length is s = rФ = (29.5 cm)(2.44 radians) = 72.1 cm

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