I recommend asking the Golden Ruler for help here.
OK, using your straight edge and my arcs, we can construct a true 90 deg angle at the lower left vertex and note that it is not common to the angle in question..https://en.wikipedia.org/wiki/Bisection
Geomorality 101
The protractor could never be trusted because he always had an angle.
June 05, 2015
Ida No over 8 years ago
I recommend asking the Golden Ruler for help here.
SkyFisher over 8 years ago
OK, using your straight edge and my arcs, we can construct a true 90 deg angle at the lower left vertex and note that it is not common to the angle in question..https://en.wikipedia.org/wiki/Bisection
Peam Premium Member over 8 years ago
Geomorality 101
Ida No over 8 years ago
The protractor could never be trusted because he always had an angle.