3 years ago

What is the measure of the arc in the picture above? I will make BRAINLIEST !

Mathematics

1 answer:

boyakko [2]3 years ago

6 0

Answer:

9.42 km

Step-by-step explanation:

Measure of the arc

$= \frac{ \theta}{360 \degree} \times 2\pi r \\ \\ = \frac{45 \degree}{360 \degree} \times 2 \times 3.14 \times 12 \\ \\ = \frac{1}{8} \times 75.36 \\ \\ = 9.42 \: km$

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