Question

Question 3. In an isosceles AABC, AB = AC and AD, BE, CF are
perpendicular to its sides BC, AC and AB respectively. The triangle is
symmetrical about: *
O(a) BE
O (b) AD
O (C) CF
0 (d) none of these​

Answer 1

Answer:

⇒ It is given that in △ABC, AB=AC.

∴ △ABC is an Isosceles triangle.

⇒ And in isosceles triangle line of symmetry is one.

⇒ AD⊥BC, AD divides △ABC equally.

∴ △ABC is symmetrical about AD.