Use equations to solve for unknown angles. (Part 1)
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If you need to adapt or shorten this lesson for remote learning, we suggest prioritizing Anchor Problem 1 (benefits from worked example). Find more guidance on adapting our math curriculum for remote learning here.
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Three lines intersect at a point, as shown in the diagram below.
Write and solve an equation to find the value of $$x$$.
Angle $${ABE}$$ below measures 146°.
Write and solve equations to determine the values of $$x$$ and $$y$$.
Two lines meet at a point that is also the vertex of an angle.
Set up and solve an equation to find the value of $$x$$. Explain why your answer is reasonable.
Grade 7 Mathematics > Module 6 > Topic A > Lesson 2 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
Two lines meet at a point that is also a vertex of an angle; the measurement of $${\angle AOF}$$ is 134°.
Set up and solve an equation to find the values of $$x$$ and $$y$$.
Grade 7 Mathematics > Module 6 > Topic A > Lesson 3 of the New York State Common Core Mathematics Curriculum from EngageNY and Great Minds. © 2015 Great Minds. Licensed by EngageNY of the New York State Education Department under the CC BY-NC-SA 3.0 US license. Accessed Dec. 2, 2016, 5:15 p.m..
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The following resources include problems and activities aligned to the objective of the lesson that can be used to create your own problem set.
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Two lines intersect at a point that is also a vertex of an angle.
Write and solve equations to determine the values of $$x$$ and $$y$$.
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