Respuesta :

Answer: 45 degrees

Explanation: A right triangle has one angle of 90, so the sum of the other two angles should be also 90 to be 180 degrees.
630june

Answer:

45

Step-by-step explanation:

the traingle's angles should add up to 180

90+2x=180

2x=90

x=45

hope it is correct and hope it helps!