isosceles,equilateral,rightangled
Right Triangle A rightangled triangle, since the last angle has to be 90 degrees
a right angled triangle with the remaining angles both being 45 degrees will be a rightangled triangle and an isosceles triangle.
I quote " The square on the hypotenuse of a rightangled triangle..."
One is 90 degrees, the other two can be any combination that adds up to 90.
kinds of triangle as to angels
I do not know about angels but a triangle must have exactly three angles.
An isosceles triangle is a triangle that has two equal sides. The two angels opposite the equal sides are equal angels.
A triangle has 3 angles.
isosceles triangle
It is an equilateral triangle
there should be 3 angles in a normal triangle......