ABCD is a rectangle in which AB=20cm and BC=14cm. Semi circles have been drawn on the sides AD and BC. Find the area of the shaded region.
Attachments:
Answers
Answered by
0
search-icon-header
Search for questions & chapters
search-icon-image
Question
Bookmark
In the figure, ABCD is a rectangle, having AB = 20 cm and BC = 14 cm. Two sectors of 180
∘
have been cut-off. Calculate the length of the boundary of the shaded region.
973614
expand
Medium
Solution
verified
Verified by Toppr
Given AB=20 cm and BC=14 cm
⇒ Here, two semicircle present in rectangle with diameter 14cm.
⇒ Radius of semicircle (r)=
2
14
=7cm
Length of ARC=r×θ here θ=π
Length of the boundary=AB+DC+2×length of ARC’s
=AB+DC+2×πr
=20+20+2×
7
22
×7
=40+44=84cm
Answered by
2
Step-by-step explanation:
it is the answer of the given question...
Attachments:
Similar questions