(c) Angle of rotation of an equilateral triangle is------------
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Answered by
1
Answer:
120 degree is the answer
Answered by
1
Answer:
Answer is 120
step by step explanation:
If a equilateral triangle is rotated by 120 (one fifth of 360), then it exactly fits its own outline.
Therefore a equilateral triangle has rotational symmetry of order 3.
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