Question

if one angle of a right angled triangle is 45 degree then the measure of the third angle is

Answer 1

45 degree will be the correct answer.

Answer 2

Total sum is 180°
One is right angle which is 90°.
Other one is 45°.
Let the third angle be y.
Then,
y + 90+ 45 = 180
y = 180-90-45
y = 45°
The answer is third angle is 45°.
Thanks.