Respuesta :

Answer:37 degrees

Step-by-step explanation:

90 (right triangle always has a 90 degree angle) + 53 = 143

There are 180 degrees in a triangle so,

180-143 = 37

Hopes this helps:

Answer: 37 degrees

Angle 1 = 90

Angle 2 = 53

When you add all of the angles up you get 180.

So, 180 = 90 + 53 + angle 3

Angle 3 = 180 - 143

So, that means

Angle 3 = 37 degrees