Question

In ∆ABC and ∆DEF, AL ⊥ BC, DM ⊥ EF, AB = DE, AC = DF, AL = DM. Show that ∆ABC ≅ ∆DEF.

Answer 1

Answer:

∆ABC ∼ ∆PQR and their areas are in the ratio 49 : 16. If BC = 7cm,

then the length of QR is ____.

A) 4cm B) 10cm C) 7cm D) 3cm

=3333333