answersLogoWhite

0


Best Answer

1 inch = 25.4 mm; 1 sq inch = 645.16 sq mm.

User Avatar

Wiki User

16y ago
This answer is:
User Avatar
More answers
User Avatar

Wiki User

14y ago

1 inch = 25.4 mm (1 inch x 1 inch) = 1 inch2 = (25.4 mm x 25.4 mm) = 645.16 mm2 1 mm2 = 0.00155 in2 (rounded)

This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: How many millimeters are there in a square inch?
Write your answer...
Submit
Still have questions?
magnify glass
imp