Double Square Millimeter (abbreviations: mm4, or mm 4): is the SI derived unit of area moment of inertia, a geometrical property of an area which reflects how its points are distributed with regard to an arbitrary axis.
Double Square Meter (abbreviations: m4, or m 4): is the SI derived unit of area moment of inertia, a geometrical property of an area which reflects how its points are distributed with regard to an arbitrary axis.
How to Convert Double Square Millimeters to Double Square Meters
Example: How many double square meters are equivalent to 89.78 double square millimeters?
As;
1 double square millimeters = 1.0E-12 double square meters
89.78 double square millimeters = Y double square meters
Assuming Y is the answer, and by criss-cross principle;
Y equals 89.78 times 1.0E-12 over 1
(i.e.) Y = 89.78 * 1.0E-12 / 1 = 8.978E-11 double square meters
Answer is: 8.978E-11 double square meters are equivalent to 89.78 double square millimeters.
Practice Question: Convert the following units into m4:
N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.
( i ) 45.25 mm4
( ii ) 40.21 mm4
( iii ) 34.73 mm4
