Lesson 3: Practice Problems
Problem 1
Two lines intersect. Find the value of
Problem 2
In this figure, angles
Problem 3
If two angles are both vertical and supplementary, can we determine the angles? Is it possible to be both vertical and complementary? If so, can you determine the angles? Explain how you know.
Problem 4 From Unit 6 Lesson 22
Match each expression in the first list with an equivalent expression from the second list.
Problem 5 From Unit 6 Lesson 19
Factor each expression.
Problem 6 From Unit 6 Lesson 17
The directors of a dance show expect many students to participate but don’t yet know how many students will come. The directors need 7 students to work on the technical crew. The rest of the students work on dance routines in groups of 9. For the show to work, they need at least 6 full groups working on dance routines.
Write and solve an inequality to represent this situation, and graph the solution on a number line.
Write a sentence to the directors about the number of students they need.
Problem 7 From Unit 2 Lesson 5
A small dog gets fed