Given
- Two out of three angles of a triangle measures 90° & 60° respectively
To find
We know that,
- Measure of all three angles of a triangle = 180°
Let the third angle be ,'x'
then,
- x + 90° + 60° = 180°
- x + 150° = 180°
- x = 180° -150°
- x = 30°
Hence,the third angle would measure 30°