Can you draw a heptakaidecagon? What about a more simple Heptagon, with perfect ratios? Will a circle fit perfectly into a triangle? Andrew Sutton is a high school mathematics teacher and is here to show the reader the principles of drawing shapes. He'll share the wisdom that architects and craftsman of yore would employ to draft perfect shapes, without the need for digital aids.

Details
•  Made in United States
•  Weight: 3.5 oz (99.22 g)
•  Dimensions: 6.8 x 5.5 x 0.3 in (17.3 x 14 x 0.8 cm)