Pls help me I kinda don’t get it.

Mathematics

1 answer:

suter [353]3 years ago

4 0

A). Pi m

Explanation:

Arc length formula:

Arc length = (Ø/360°) * 2*Pi*r
Ø = given angle (degrees)
r = radius

Plug given numbers in:

(45°/360°)* 2* Pi * 4
This will give you the answer of Pi

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