---[Ratio of the areas of two triangles having equal bases is equal to the ratio of their corresponding heights.]
---[Ratio of the areas of two triangles having equal bases is equal to the ratio of their corresponding heights.]
---[Ratio of the areas of two triangles having equal bases is equal to the ratio of their corresponding heights.]
---[Ratio of the areas of two triangles having equal bases is equal to the ratio of their corresponding heights.]