Euclid's Proof Of The Pythagorean Theorem

Birthdays or holidays, good days or hard days, Zazzle’s customised greeting cards are the perfect way to convey your wishes on any occasion. Add a photo or pick a design and brighten someone’s day with a simple “hi”!

• >Dimensions: 12.7 cm x 17.8 cm (5" x 7") portrait or 17.8 cm x 12. 7 cm (7" x 5") landscape
• Full colour CMYK print process
• All-sided printing for no additional cost
• Printable area on the back of the card is 7.6 cm x 10.2 cm (portrait) or 10.2 x 7.6 cm (landscape)
Standard white envelopes included

The most popular paper choice, Matte’s eggshell texture is soft to the touch with a smooth finish that provides the perfect backdrop for your chosen designs.

• Light white, uncoated matte finish with an eggshell texture
• Paper is easy to write on and won't smudge