shaalaa.com
S

Solution - Problems Based on Areas and Perimeter Or Circumference of Circle, Sector and Segment of a Circle

Account
User


Login
Register


      Forgot password?
Share
Notifications

View all notifications
Books Shortlist
Your shortlist is empty
ConceptProblems Based on Areas and Perimeter Or Circumference of Circle, Sector and Segment of a Circle  

Question

In Fig. there are shown sectors of two concentric circles of radii 7 cm and 3.5 cm. Find the area of the shaded region. Use π = `(\frac { 22 }{ 7 }).`

Solution

You need to to view the solution
Is there an error in this question or solution?

Similar questions VIEW ALL

Find the area of the sector of a circle whose radius is 14 cm and angle of sector is 45º

view solution

In Fig. 6, find the area of the shaded region [Use π = 3.14]

view solution

In Fig. 4, O is the centre of a circle such that diameter AB = 13 cm and AC = 12 cm. BC is joined. Find the area of the shaded region. (Take π = 3.14)

view solution

A race track is in the form of a ring whose inner circumference is 352 m, and the outer circumference is 396 m. Find the width of the track.

view solution

A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire also used in making 5 diameters which divide the circle into 10 equal sectors as shown in Fig. Find:

(i) the total length of the silver wire required

(ii) the area of each sector of the brooch

view solution

Content BooksVIEW ALL [1]

Reference Material

Solution for concept: Problems Based on Areas and Perimeter Or Circumference of Circle, Sector and Segment of a Circle. For the course 8th-10th CBSE
S