Answer:
x=45°
Step-by-step explanation:
180-90=90
Hence, there is 2 x so 90/2=45
x = 45°
here's your solution
=> we know that sum of all angles of traingle = 180°
=> x° + x° + 90° = 180°
=> 2x + 90° = 180°
=> 2x = 180° - 90°
=> 2x = 90°
=> x = 90°/2
=> x = 45°
hope it helps
