If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. We all remember math class in grade school and being asked to calculate angles for a ...

What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm, and the ...

The Y Ruler, developed by Yuan Design Studio, is multi-functional measuring set, inspired by the ancient Brass Goniometer. It has been redesigned to offer enhanced durability and precision, embodying ...

Smartphones are useful for a lot of things. You can even use one as a ruler in a pinch. Generally speaking, you won’t replace your trusty yard stick. A phone is simply too small for anything other ...