Question

if the radius of the circle is 5cm, what is the length of the arc that measures 30°?​

Answer 1

Answer:

6cm

Step-by-step explanation:

6 into 5  = 30

Answer 2

Step-by-step explanation:

Given:

Radius of circle : 5 cm

Angle : 30°

To find :

Length of arc

Solution :

Length of arc =

$\frac{angle}{360} \times2 \pi \: r$

$= \frac{30}{360} \times 2 \times \frac{22}{7} \times 5$

$= \frac{11 \times 5}{3 \times 7}$

$=2.61 \: cm$