"`A B C D`is a rectangle and `A B E`is a triangle whose vertex `E`lies on `C D`. If `A B=5
Channel: Doubtnut
Date: 2020-04-05

"`A B C D`
is a
 rectangle and `A B E`
is a
 triangle whose vertex `E`
lies on `C D`
. If `A B=5c m`
and the
 area of the triangle is 10 sq. cm, then the perimeter of the rectangle is
(a) 14
 cm (b) 15 cm (c) 18 cm (d) 20 cm"