To calculate the perimeter, label and add up the length of each side. This shape is made from two rectangles. What is the perimeter of this shape? First, calculate the missing lengths \(x\) and \(y\).

The perimeter is the total distance around the edge of a 2D shape. Examples of units of distance are millimetres (mm), centimetres (cm) and metres (m). The perimeter of any 2D shape can be found ...

Being two-dimensional, the inhabitants of Flatland appear as lines to one another. They discern one another's shape both by touching and by seeing how the lines appear to change in length as the ...

Southern California artist Joshua Vides curated a visually striking exhibit in downtown LA last weekend featuring three cars ...

Hard as it may be to imagine, there’s a newly defined geometric shape on the books. Based on recent calculations, mathematicians have described a new classification they now call a “soft cell.” In its ...