A scalene triangle has 3 sides of different lengths and 3 unequal angles. An isosceles triangle has 2 sides of equal length. The dashes on the lines show they are equal in length. The angles at the ...

Mountain bike geometry has taken significant leaps and bounds in the last few years, with long, slack, low figures – referring to wheelbase and reach, head tube angle, and bottom bracket height ...

A technician often has to sketch or design ductwork and the other parts of an HVAC system. Sometimes you have to sketch the room or building you are working with. This means working with lines, angles ...