The area of a parallelogram with base 18cm and perpendicular height 18cm is 324 cm2
18cm = 180mm
18cm = 180mm
18cm is about 7 inches
18cm.
One inch is the equivalent of 2.54 centimeters, and one foot is the metric equivalent of 30.48 centimeters. Using either of these conversions, it can be found that seven inches is equivalent to 17.78 centimeters.
7.0866 inches
0
On a ruler 12" = about 30cm and 7" = about 18cm so 48cm approximately. 1'7" = 19" and inch to centimeter conversion is 2.54 then 19 x 2.54 = 48.26
50
About 7.0866141732 inches.
18cm convert into mm