STEP 1 - WRAP RIBBON: Take the ribbon and wrap it around a glass. Mark where the ribbon overlaps itself. Image caption, STEP 2 - CUT CIRCUMFERENCE: Cut the ribbon at the point where it overlaps. You ...

Running into a DIY project without a ruler or tape measure? A simple household item can give you accurate results in seconds, ...

A circle is a shape where every point at its edge is the same distance from the centre. A circular shape or object is one that is in the form of a circle. How many of these circular objects can you ...

So you have a circle. What is the area of that circle? Surely everyone remembers that the area of a circle is: Where Pi (π) is of course the number and r is the radius of the circle. Where does this ...

A manufacturer of inspection equipment has applied a high speed, non-contact laser micrometer to measure the circumference, diameter and ovality of cylindrical objects, including cigarettes, filters ...

Your natural waistline hits at the area between the top of your hip bone and the bottom of your rib cage. Your waistline may be bigger or smaller depending on your genetics, frame size, and lifestyle ...