Diameter (of a circle)
This entry briefly looks at the diameter of a circle. The word “diameter” comes from Greek διάμετρος (diametros), “diameter of a circle”, from δια- (dia-), “across, through” + μέτρον (metron), “measure”. The diameter of...
Tagged: Circle
Area of a circle sector
The following image shows a sector in a circle. We can work out the area of a sector by relying on the fraction and percentage of the angle of the sector to the 360o...
Area of a Circle
A circle is a geometric shape which has a radius or diameter, this kind of shape has been shown below. The following formula is the formula which can be used to find the area...