3 Views

Question : Find the length of the arc whose central angle is 45° and the radius of the circle is 28 cm.

Option 1: 11 cm

Option 2: 33 cm

Option 3: 44 cm

Option 4: 22 cm


Team Careers360 22nd Jan, 2024
Answer (1)
Team Careers360 25th Jan, 2024

Correct Answer: 22 cm


Solution : Given:
Central angle = 45°
The radius of the circle = 28 cm
Length of the arc = $2\pi r×\frac{\theta}{360°}$, where $r$ = radius of the circle, $\theta$ = central angle
= $2×\frac{22}{7}×28×\frac{45°}{360°}$
= $22\ \text{cm}$
Hence, the correct answer is 22 cm.

How to crack SSC CHSL

Candidates can download this e-book to give a boost to thier preparation.

Download Now

Know More About

Related Questions

TOEFL ® Registrations 2024
Apply
Accepted by more than 11,000 universities in over 150 countries worldwide
Manipal Online M.Com Admissions
Apply
Apply for Online M.Com from Manipal University
View All Application Forms

Download the Careers360 App on your Android phone

Regular exam updates, QnA, Predictors, College Applications & E-books now on your Mobile

150M+ Students
30,000+ Colleges
500+ Exams
1500+ E-books