Question

5th question

5.In the given figure DE || BC. Find X

Answer 1

by the
ratio
$\frac{ad}{ab} = \frac{de}{bc}$
x=10

Answer 2

in triangle ADE and ABC
angle A = angle A (common)
angle ade = angle abc
triangle ADE is similar to ABC
AD/AB=DE/BC
2/5=4/x
2x= 20
x= 10
HOPE IT HELPED!!