From rocks being added together over time
Some of them is the indus river and nile river and the Ohio river hope this helped and please gives points
An example of unit 10 study guide circles geometry is solve for x in the diagram attached.
<h3>What is Geometry?</h3>
This is known to be an aspect of mathematics that deals with the study of different sizes, shapes, positions angles etc.
To find x. bring like terms together.
6x + 33+ 45 = 180
6x + 78 = 180
6x = 180- 78
6x=102
x = 102/6
Therefore x = 17
Learn more about geometry from
brainly.com/question/24375372