Open Up - Grade 7 - Mathematics - Unit 7 - Lesson 11

By Formative Library
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Last updated over 2 years ago
7 Questions
1
1.
A cube is cut into two pieces by a single slice that passes through points A, B, and C.
What shape is the cross section?
7.G.3
7.G.6
1
2.
Describe how to slice the three-dimensional figure to result in each cross section.
7.G.3
7.G.6
1
3.
Here are two three-dimensional figures.
Describe a way to slice one of the figures so that the cross section is a rectangle.
7.G.3
7.G.6
1
4.
Each row contains the degree measures of two supplementary angles.
Complete the table.
7.G.3
7.G.6
1
5.
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.
7.G.3
7.G.6
1
6.
Two months ago, the price, in dollars, of a cell phone was c.

This month, the price of the phone decreased by 10%. Write an expression for the price of the phone this month.
7.G.3
7.G.6
1
7.
Two months ago, the price, in dollars, of a cell phone was c.

Is the price of the phone this month the same as it was two months ago? (From question 5 and 6.)
7.G.3
7.G.6
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