Surface Area of a Rectangular Pyramid. The surface area of a regular square pyramid is the sum of area of the base and area of four isosceles triangles. But for rectangular pyramid, with rectangular base, we can not use the standard formula of surface area because there is more than one slant height ($s_1$ and $s_2$).
Water and Warm Liquids. Water and warm liquids can soften stool. Liquids can help ease pressure in your intestines caused by hard, dry stools. In addition, warm liquids like coffee, hot lemon water and tea are considered natural laxatives that push waste and toxins through your intestines.
Constipation and hard stool mainly result from not enough fiber in daily diets. Regularly eating high-fiber foods can soften the stool to promote digestion and overall health.ipping warm liquids throughout the day will help to soften the stool and relieve pressure that can build up if the stool gets too hard. Warm water with lemon or a cup of tea are excellent choices for aiding in proper digestion.