1. Cross Sections

2. Warm Up On a separate piece of paper, try to draw a triangle with side lengths of 3 centimeters and 6 centimeters, and an included angle of 120°. Determine whether the given segments and angle produce a unique triangle, more than one triangle, or no triangle.

5. Is it possible to have a circular cross section in a right rectangular prism?

7. The figure is a pyramid with a square base. Is it possible for a cross section of the pyramid to have each shape? Square?Rectangle? Triangle?Circle? Trapezoid? Describe and compare the cross sections created when two horizontal places intersect a right rectangular pyramid.