45 degrees is an angle, not a triangle.A triangle containing an angle of 45 degrees can be any kind of triangle except an equilateral triangle.
A right-angle triangle.
A right triangle has a right angle (thus called a right triangle), 90 degrees
A right-angle triangle must have one corner of 90 degrees.
60 degrees: acute
45 degrees is an angle, not a triangle.A triangle containing an angle of 45 degrees can be any kind of triangle except an equilateral triangle.
A right-angle triangle.
It is a right angle triangle because the 3rd angle is 90 degrees
The third angle must be 30 degrees so it is an obtuse triangle
A right angle triangle and the third angle measures 60 degrees
A right triangle has a right angle (thus called a right triangle), 90 degrees
A right-angle triangle must have one corner of 90 degrees.
An obtuse angled triangle.
60 degrees: acute
A right triangle.
It is an obtuse triangle and the third angle would measure 35 degrees
That's called a "right triangle".