168k views
12 votes
What is the length of a 90 degree arc of a circle with the radius of 11 cm

User Gfxmonk
by
8.3k points

1 Answer

4 votes
Answer: 17.28 cm

Explanation:

Angle (θ) = 90 degree
Radius (r) = 11 cm

Length of Arc = θ/360 * 2πr

Therefore,
= θ/360 * 2πr
= 90/360 * 2 * 22/7 * 11
= 1/4 * 2 * 22/7 * 11
= 1/2 * 22/7 * 11
= 11/7 * 11
= 121/7
=> 17.28

Length of Arc = 17.28 cm
User Meks
by
8.1k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories