If one angles of a triangle is equal to the sum of the other two, show that the triangle is right angled.

Explanation

To show that if one angle of a triangle is equal to the sum of the other two angles, then the triangle is a right-angled triangle, we can follow these steps:

### Step-by-Step Solution:

1. **Define the Angles of the Triangle**:
Let the angles of the triangle be \( A \), \( B \), and \( C \).

2. **Given Condition**:
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