During Tracy’s trip across the country , she traveled 2884 miles . Her trip took
2 answers:
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Answer:
The angle between any two faces of this pyramid is equal to
Step-by-step explanation:
we know that
An equilateral triangle has three equal sides and three equal internal angles of measure 60 degrees
In this problem
All the faces in the regular triangular pyramid are equilateral triangles.
therefore
The angle between any two faces of this pyramid is equal to