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Measuring Angles Using Diagonal Lines
This Demonstration shows diagonal lines on a circle with precision 10'. To estimate the number of minutes, try to find which grid corner most nearly intersects the red line. The vertical coordinate of that corner in the grid is the estimate.
Contributed by:
Izidor Hafner
SNAPSHOTS
RELATED LINKS
Extra Accuracy Using Diagonal Lines
(
Wolfram Demonstrations Project
)
Vernier Scale on a Circle
(
Wolfram Demonstrations Project
)
Angle
(
Wolfram
MathWorld
)
PERMANENT CITATION
Izidor Hafner
"
Measuring Angles Using Diagonal Lines
"
http://demonstrations.wolfram.com/MeasuringAnglesUsingDiagonalLines/
Wolfram Demonstrations Project
Published: November 29, 2012
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