Question

In tri.ABC, DE is parallel to BC, Find x​

Answer 1

Answer:

X = 3

Step-by-step explanation:

Since DE || BC

ie., AD/DB = AE/EC. {by BT}

X/X+1 = X+3/X+5

X(X+5) = (X+1)(X+3)

X²+5X=X²+3X+X+3

5X-4X-3 = 0

X-3 = 0

X = 3