Spiral staircases save valuable square meters because they occupy a much smaller area than a conventional staircase. With daring shapes and diverse configurations, they can also be iconic objects in ...

WHAT YOU NEED: squared paper, a pen, a ruler and a compass. ...then repeat step 2: draw another square on top, turn anti-clockwise 90° and keep repeating with the squares getting bigger and bigger ...

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PowerPoint automatically creates plenty of shapes, but a spiral isn't one of them. However, there are several ways you can use the software to create a spiral effect. The simplest spiral, a line, can ...