if 2 angles of a triangle are 50° and 60° find its third angle
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sum of angles in a triangle is 180 degrees.
let the 3rd angle be 'x'.
》 50 + 60 + x = 180
》 110 + x = 180
》 x = 180 - 110
》x = 70 degrees.
therefore, 3rd angle = 70 degrees.
Answered by
1
Answer:
70⁰
Explanation:
sum of the triangle=180⁰
1st angle=50⁰
2nd angle=60⁰
3rd angle=180⁰‐(50⁰+60⁰)
=180⁰‐110⁰
=70⁰
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