Answer: 70 degrees
Explanation:
Let the third interior angle be ‘x’
By Angle Sum Property, the Sum of all Angles in a Triangle is 180 degrees.
Therefore,
x + 50 + 60 = 180
x + 50 = 180 - 60 = 120
=> x = 120 - 50 = 70
Therefore, x = 70 and the third interior angle is 70 degrees.