In a △ABC, ∠A=∠B=∠C=60∘, then what is the type of the triangle?
If in a ΔABC, cosAa=cosBb=cosCc, then what can be said about the triangle?
The triangle of sides 9 cm, 40 cm, and 41 cm is a right-angled triangle?
The inradius of an equilateral triangle is √33 cm. What is the length of each side of the triangle?