Question

Find the radius of this sector. Answer in cm.

Answer 1

Step-by-step explanation:

We know length of arc in a sector = Φ / 360° x 2πr

= 28 /360 x 2 x 22/7 x r = 13

= 7 / 90 x 2 x 22/7 x r = 13

r = 13 x 90 x 7 / 7 x 2 x 22

r = 585 / 22

r = 26.6 CM (approx.)