Q. 1 E5.0( 1 Vote )

Find the arc leng

Answer :

Given:


radius (r) = 21 dm


central angle 240°


Arc length = ?


area of sector = ?


perimeter of sector = ?


As we know,


(a) Length of arc =




Length of arc = 88dm


(b) Area of sector =




area of sector = 924 dm2


(c) perimeter of sector = r + r + length of arc


= 2 ( r) + length of arc


= 2(21) + 88


= 42 + 88 = 130dm


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

Find the arc lengTamilnadu Board Math Term-III

Find the area andTamilnadu Board Math Term-III

Find the area andTamilnadu Board Math Term-III

Find the arc lengTamilnadu Board Math Term-III

Find the arc lengTamilnadu Board Math Term-III

Find the area andTamilnadu Board Math Term-III

Find the area andTamilnadu Board Math Term-III

Find the arc lengTamilnadu Board Math Term-III

Find the angle suTamilnadu Board Math Term-III

Find the arc lengTamilnadu Board Math Term-III