Anima left one-half of her property to her daughter, one third to her son and donated the rest to an educationlal institute. If the donation was worth ruppes 100000, how much money did Anita have? (13th question)

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex