Examples of non-renewable energy are coal, oil, natural gas, uranium and fossil fuels. Ex. of renewable energy are animals, food, and biomass. Ex. of inexhaustible energy are â¦ wind, solar, geothermal, and hydroelectric.xamples of non-renewable energy are coal, oil, natural gas, uranium and fossil fuels. Ex. of renewable energy are animals, food, and biomass. Ex. of inexhaustible energy are â¦ wind, solar, geothermal, and hydroelectric.
How many lines of symmetry does a triangle have? The number of lines of symmetry a triangle has depends on the type of triangle. An equilateral triangle has three lines of symmetry, while an isosceles has one line of symmetry, and a scalene triangle has none.
1 In an equilateral triangle, all sides are the same length. 2  An equilateral triangle is also a regular polygon with all angles 60Â°. 3  In an isosceles triangle, at least two sides are equal in length. 4  An isosceles triangle also has two equal angles: the angles opposite the two equal sides.