IM 7.7.11 Practice: Slicing Solids
A cube is cut into two pieces by a single slice that passes through points , , and . What shape is the cross section?
Describe how to slice the three-dimensional figure to result in each cross section.
Three-dimensional figure:
Cross sections:
Here are two three-dimensional figures.
Describe a way to slice one of the figures so that the cross section is a rectangle.
Each row contains the degree measures of two supplementary angles. Complete the table.
Two months ago, the price, in dollars, of a cell phone was c.
Last month, the price of the phone increased by 10%. Write an expression for the price of the phone last month.
This month, the price of the phone decreased by 10%. Write an expression for the price of the phone this month.
Is the price of the phone this month the same as it was two months ago? Explain your reasoning.