Question

In a triangle ABC. point D and E lie on the side AB and AC respectively, such that BCED is a trapezium and DE:BC = 2:5, then ar(ADE):ar(BCED)

a) 3:4
b) 4:21
c) 3:5
d) 9:25
please post only relevent answer ​

Answer 1

$\huge\underline{\underline{\mathfrak{\red{A}\green{n}\pink{s}\orange{w}\blue{e}{r}}}}$

b) 4:21