I'm often in need of preparing notes of mathematics for my reference, it consist of formulas and figs.
My work involves typesetting proofs related to varios geometical theorems, I'm facing a problem in publicon for drawing the figures side by side of proof, also labelling the figures is what i find very diffult.
Can some good give sol. for drawing couple tangents to a circle and naming them, also how do i name the center of the circle. draw a polygon, triangle, hexagon, rectangle (with its diagonal, also how to i mark congruent segments in figures.
pls. pls. assist