in a circle with radius 42cm an arc subtends an angle of measure 120 at the center. find the length of this arc solve the following

Asked by jatinahuja92472 | 4th Dec, 2018, 01:38: PM

Expert Answer:

According to the question,
θ = 120º, r = 42 cm
Length of an arc = begin mathsize 16px style straight theta over 360 cross times 2 πr equals 120 over 360 cross times 2 cross times 22 over 7 cross times 42 equals 88 space cm end style

Answered by Sneha shidid | 5th Dec, 2018, 09:04: AM