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Triangles — MATHS STD 7 — Question

ICSE BoardEnglish MediumSTD 7MATHSTriangles2 Marks
Question
State, if the triangle is possible with the following angles :
125°, 40°, and 15°
✓

Answer

We know that the sum of three angles of a triangle is 180°, therefore
Sum of 125°, 40°, and 15°
= 125° + 40° + 15° = 180°
Since the sum is 180°, therefore it is possible.

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