Sarthaks APP
+6 votes
in Mathematics by (128k points)
edited by

Find the degree measure of the angle subtended at the centre of a circle of

radius 100 cm by an arc of length 22 cm.(Use π = 22/7)

1 Answer

+1 vote
by (128k points)
selected by
Best answer

We know that in a circle of radius r unit, if an arc of length l unit subtends

an angle θ radian at the centre, then θ = l/r

Therefore, for = 100 cm, l = 22 cm, we have

Thus, the required angle is 12°36′.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.