MM → Inches
29 mm to inches
29 millimeters equals 1.141732 inches — or about 1 1/8" (nearest 1/16″).
Decimal
1.1417 in
Fraction
1 1/8"
Centimeters
2.9 cm
Feet
0.0951 ft
mm
1.141732
in≈ 1 1/8" (nearest 1/16)
1 in = 25.4 mm · tolerance ±0.0001
Formula
To convert mm to inches, divide by 25.4:
inches = mm ÷ 25.4
inches = 29 ÷ 25.4 = 1.141732
Why 29 mm = 1.1417 in
Since 1 inch is defined as exactly 25.4 millimeters, 29 mm converts to 1.141732 inches. Rounded to the nearest 1/16″ that's 1 1/8", which is what you'd read off a standard imperial ruler.