alleryWhich of these is a standard construction with ruler and compass?
AFinding the value of pi
BFinding the area of a circle
CDrawing a parallel line
DSquaring a circle exactly
Answer & Solution
Correct answer: C. Drawing a parallel line
1. A line through a given point parallel to a given line is listed among common constructions.
2. Computing the area or pi is arithmetic, not construction.
3. Squaring the circle is proved impossible.
_Source: Wikipedia, Straightedge and compass construction, section Common straightedge-and-compass constructions_
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