Prove that the perpendiculars drawn from the vertices of equal angles of an isosceles triangle to the opposite sides are equal.

Show that in an isosceles triangle,angles opposite to equal sides are equal.

Show that in an isosceles triangle, angles opposite to equal sides are equal.

Prove that the perpendicular let fall from the vertices of a triangle to the opposite sides are concurrent.

Prove that the perpendicular let fall from the vertices of a triangle to the opposite sides are concurrent.

Prove that the perpendicular let fall from the vertices of a triangle to the opposite sides are concurrent.

Altitudes the perpendiculars drawn from the vertices of a triangle to the opposite side are known as the altitudes of the triangle.

Altitudes the perpendiculars drawn from the vertices of a trriangle to the opposite side are known as the altitudes of the triangle.

If p_(1),p_(2),p_(3) are respectively the perpendiculars from the vertices of a triangle to the opposite sides, then p_(1)p_(2)p_(3) equals