If two sides of a right-angled triangle are √18 and √7, then third side will also be an irrational number.
If two sides of a △ ABC are equal in length and the third side has a different length, then the triangle is a/an:
Which of the following statements are not correct?
a) The sum of any two sides of a triangle is greater than the third side. b) A triangle can have all its angles acute. c) A right-angled triangle cannot be equilateral. d) The difference of any two sides of a triangle is greater than the third side.