What are the parts of a circle? Discover the features of a circle and how to measure the radius, circumference and diameter. What is the perimeter? Discover how to work out the area of a 2D shape ...

PHOTOS XXXXXXXXXX Understanding the dimensions of shapes (e.g., big, thin, flat), shape names (e.g., triangle, rectangle) and shape properties (e.g., three-sided, pointy) are all part of spatial ...