Question

In Δ ABC and ΔDEF if m∠A = m∠D. m∠B = m∠E. AB = 2 cm, BC = 3 cm and DE = 6 cm, then what is EF in cm ?

(A) 9

(B) 7

(C) 5

(D) 3

Answer 1

The correct option is (A) 9

Explanation:

In ΔABC & ΔDEF

∠ A = ∠ D

∠ B = ∠ E

so by AA similarity

ΔABC ~ ΔDEF