Question

justify the statement:
a) an isosceles triangle may be a right-angled triangle.

Answer 1

in isosceles triangle, two angles opposite to congurent sides are of equal measure. if these two angles have the measures 45 degree . the remaining angle will be 90 degree. then that isosceles triangle is right angled triangle.

Answer 2

yes an isosceles triangle may be a right angled triangle also because an isosceles triangle is that the 2 sides of a triangle are equal . It can also be possible in a right angled triangle also.