wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Calculate the area of the shaded region in the figure given in cm2.


A

469.3

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

281.2

No worries! We‘ve got your back. Try BYJU‘S free classes today!
C

1120.4

No worries! We‘ve got your back. Try BYJU‘S free classes today!
D

2499.7

No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A

469.3


Area of outer sector
=140°360°×π×20 cm×20 cm

Area of inner sector
=140°360°×π×4 cm×4 cm

Area of shaded region = Outer sector - Inner sector

=140°π360°(400 cm216 cm2)

=718×227×384 cm2=469.3 cm2


flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Area of a Sector
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon