Illustrative Mathematics
Dilating a Line
High School geometers verify through experimentation certain properties about dilations. This multi-step problem challenges them to construct examples of dilations to verify specific facts, the final step provides an opportunity to more...
Curated OER
1.2 Points, Lines and Planes
This is a lengthy overview PowerPoint that defines, explains, shows examples, and has practice problems about points, lines and planes. The class will need to write many notes and there is an example of how to set up in the Cornell...
Curated OER
Points, Lines and Planes
In this points, lines, and planes learning exercise, 10th graders solve and complete 18 different problems. First, they classify each of the statements listed as true or false. Then, students name the intersection of planes illustrated....
Curated OER
Classifying Angles
In this classifying angles worksheet, 10th graders solve and complete 21 various types of problems. First, they use the diagram shown on the right to answer the questions that follow. Then, students solve for x and find the measure of...
Curated OER
Geometry Course Review
In this geometry review set of worksheet, 10th graders solve and complete 139 various types of problems. First, they find the slope-intercept form of a line passing through a point and parallel to a line given. Then, students find the...
Curated OER
Collinear Points and the Segment Addition Postulate
In this algebra worksheet, students set up equations using the segment addition postulate in order to solve for the variable x. There are 4 questions.
Curated OER
Easy Worksheet: Colinear Points
In this colinear points instructional activity, high schoolers solve 4 short answer problems. Students find unknown values of x using properties of colinear points. High schoolers set up and solve equations given colinear points and...
Curated OER
Points and Lines
In this points and lines learning exercise, 10th graders solve and complete 10 different problems related to points and lines of a given figure. First, they name all 6 planes shown and determine the intersection of various lines. Then,...
Curated OER
If-Then Statements and Postulates
In this if-then statements and postulates worksheet, 10th graders solve 6 different problems related to if-then statements and postulates in geometry. First, they identify the hypothesis and conclusion of each conditional statement and...
Oswego City School District
Regents Exam Prep Center: Geometry Vocabulary Resources
A list of geometry definitions and a matching activity.
Math Is Fun
Math Is Fun: Collinear Points
The site contains a description of collinear points and an interactive picture of Collinear points and how they work.
Illustrative Mathematics
Illustrative Mathematics: A rei.d.10: Collinear Points
This task leads young scholars through a series of problems which illustrate a crucial interplay between algebra and geometry. Aligns with A-REI.D.10.