Answer:
If two sides and the included angle of one triangle are equal to the corresponding sides and angle of another triangle, the triangles are congruent.
Powers of ten, and they're easy to represent as exponents.<span />
The volume of a cone with base radius <em>r </em>and height <em>h</em> is

What happens when we scale by <em>k </em>?
Let <em>V'</em> be the volume of a cone with radius <em>rk</em> and height <em>hk</em>
