In the adjoining figure △ ADC is an isosceles triangle
True
False
In an isosceles triangle , two sides are equal
In △ side DC = side AC
Hence it is an isosceles triangle
The triangle of sides 9 cm, 40 cm, and 41 cm is a right-angled triangle?
△XYZ is constructed such that XY = 8.5 cm, YZ = 5.5 cm and ∠Y = 40∘. Then △XYZ is an isosceles triangle.