Math, asked by JANAanjudiva0sta, 1 year ago

An athlete runs 4 times around a circular running track to describe 1760m.what is the angle in radians?degrees subtended at centre of circle after he has run 308m?

Answers

Answered by Grzesinek
5
1 time around is:
1760 / 4 = 440 m   ⇒  2π radians
308 m                      ⇒  x

x = (2π * 308) / 440 = 1.4 π rad

440 m   ⇒  360°
308 m    ⇒  x

x = (360° * 308) / 440 = 252°


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