If two angles of a triangle are 21° and 38°, what is the triangle?
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Answer: x = 121, The triangle is an obtuse triangle
Step-by-step explanation:
The sum of all angles of a triangles is 180
Let the other angle be x:
21 + 38 + x = 180
59 + x = 180
x = 180 - 59
x = 121
The triangle is an obtuse triangle. One angle > 90
Thanks.
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