Silicon is a member of Group 14 (IVA) in the periodic table. The periodic table is a chart that shows how chemical elements are related to one another. Silicon is also part of the the carbon family. Other carbon family elements include carbon, germanium, tin, and lead. Silicon is a metalloid, one of only a very few elements that have characteristics of both metals and non-metals. Silicon is the second most abundant element in the Earth's crust, exceeded only by oxygen. Many rocks and minerals contain silicon.
circumscribe meaning, definition, what is circumscribe: to limit something: . Learn more.
What does within which the circle was circumscribed mean? There is a contradiction in the question. A circumscribed circle is the smallest circle that will contain the shape in question. For example, the circumcircle (circumscribingâ¦ circle) of a triangle is the smallest one which will contain the triangle. However, the question refers to within which the circle which would imply an inscribed circle. This is the biggest circle that can be wholly enclosed within the shape in question.