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Convert Square Millimeters to Hectares

mm²
=
ha

Square Millimeter (mm²)

A metric unit of area equal to the area of a square with sides of 1 millimeter.

Hectare (ha)

A metric unit of area equal to 10,000 square meters.

Square Millimeters to Hectares Conversion Table

Square Millimeters (mm²)Hectares (ha)
11.00e-10
22.00e-10
55.00e-10
101.00e-9
202.00e-9
505.00e-9
1001.00e-8
2502.50e-8
5005.00e-8
10001.00e-7

How to Convert Square Millimeters to Hectares

Conversion factor:

1 mm² = 1.00e-10 ha

Inverse factor:

1 ha = 10000000000 mm²

Example

Convert 15 mm² To ha:

ha = mm² × 1.00e-10

ha = 15 × 1.00e-10

ha = 1.50e-9

= 1.50e-9 ha