A real-life example of a scalene triangle is a roof truss as used in the building roofs on houses and buildings. Other examples include ramps and sails. A scalene triangle is defined as a triangle with no equal sides and... More »

Refrigerator compressors and chemical hand warmers are both real-life examples of enthalpy. Both the vaporization of refrigerants in the compressor and the reaction to the iron oxidation in a hand warmer generate a chang... More »

The most commonly observed real life example of osmosis is the pruning of the fingers when they are immersed in water for a lengthy period of time. Other easily observable examples of osmosis include soaking dehydrated f... More »

Some shapes that have no lines of symmetry include the scalene triangle and trapezium. A trapezium is a four-sided flat shape with straight sides, none of which are parallel. Outside of the United States, the trapezium i... More »

A scalene triangle has no equal sides. There is no word for a triangle with three different angle sizes. The words describing angle sizes — right, obtuse and acute — reference the degrees of the angle, not their relation... More »

A shape that has three unequal sides is a scalene triangle. A shape that has four unequal sides is a quadrilateral. A shape that has more than four unequal sides is an irregular polygon. More »

A girder truss is a type of secondary roof support that is most commonly used in the construction of buildings that have a roof that is irregularly shaped. Its main function is to support the weight of the roof. More »