Worksheet
Curated OER

Points, Lines and Segments

For Students 4th - 6th
In this point, line and segment activity, students use words and symbols to name given figures; when 2 lines are show, students label as parallel, intersecting or perpendicular.
Worksheet
Curated OER

Geometry, Lines and Angles

For Students 5th - 7th
In this lines and angles worksheet, students answer 10 multiple choice questions about lines and angles.
Worksheet
Curated OER

Slopes Puzzle

For Students 8th - 9th
In this slopes puzzle worksheet, students solve and complete 16 different problems that include determining various slopes of equations. First, they cut apart each of the pieces shown. Then, students use the slopes of each linear...
Worksheet
Curated OER

Geometric Figure Quiz

For Students 9th - 12th
In this geometric figure learning exercise, high schoolers answer 10 multiple choice questions about geometric figures.  Students find missing angles, interior angles, properties of polygons, etc.
Lesson Plan
Curated OER

Lesson Plan One: Points, Lines, Rays

For Teachers 5th
Fifth graders explore basic geometric terms. Pupils draw a physical picture of a scene that illustrates at least five geometric terms. Partners exchange drawings and locate the illustration of geometric terms in the drawing.
Worksheet
Curated OER

Circles

For Students 10th
In this circles instructional activity, 10th graders solve 10 different problems that include determining the chords, secants, and tangents of circles shown. First, they determine 4 different line segments given a circle with secants and...
Worksheet
Curated OER

Midpoints

For Students 10th
In this midpoints learning exercise, 10th graders solve and complete 10 different problems. First, they find the perimeter of each illustrated triangle. Then, students determine the bases and median of a trapezoid. They also prove that...
Lesson Plan
Curated OER

Searching for Angles and Lines

For Teachers 6th - 8th
Students work to find and reinforce concepts related to lines and angles. They identify the characteristics of shapes that have one, two, and three dimensions. The students also work on definitions related to the geometry of shapes.
Unit Plan
Curated OER

Connecting Algebra and Geometry Through Coordinates

For Teachers 9th - 10th Standards
This unit on connecting algebra and geometry covers a number of topics including worksheets on the distance formula, finding the perimeter and area of polynomials, the slope formula, parallel and perpendicular lines, parallelograms,...
Performance
Radford University

Finding a Location for Your Kitchen Island

For Teachers 9th - 12th Standards
Where is the best place to work? Small groups map out a kitchen on a coordinate plane and find the centers of the work triangle to find the best place to install an island. The teams use algebraic methods to locate the center by finding...
Lesson Plan
Curated OER

Geometry: Lesson 1: Points, Lines, Segments, Angles

For Teachers 4th
Fourth graders examine the concepts of, draw, and label points, lines, segments, and angles, They draw, label, and identify horizontal, vertical, intersecting, parallel, and perpendicular lines. They complete an associated worksheet that...
Lesson Plan
Curated OER

Is the Slope Legal?

For Teachers 8th - 10th
Students define parallel and perpendicular lines. In this algebra lesson, students relate the concept of parallel and perpendicular lines to the real world. They classify the lines based on their slopes.
Worksheet
Curated OER

Lesson 5.3 Vocabulary Quiz: Concurrent Lines, Medians, & Altitudes

For Students 10th - 12th
In this vocabulary learning exercise, students match a given vocabulary word to the correct definition.  Words include such terms as altitude, centroid, circumcenter, circumscribed circle, inscribed circle, median and...
Interactive
CK-12 Foundation

Bisectors of Line Segments and Angles: Cut a Line

For Students 9th - 12th
Geometric constructions build relationships —by simply manipulating simple tools. An interactive lesson presents a completed construction of a segment bisector and has learners analyze the important aspects. Ultimately, they should be...
Worksheet
Curated OER

Lines- Parallel, Perpendicular, or Neither

For Students 8th - 9th
In this slopes worksheet, students determine if the given twenty slope pair are from lines that are parallel, perpendicular, or neither.  The solutions are provided.
Lesson Plan
Curated OER

Worksheet 6 - Vector

For Teachers Higher Ed
In this vector worksheet, students draw simple pictures, identify the positions of the vectors, write equations to describe vector location. This two-page worksheet contains four multi-step problems.
Lesson Plan
Curated OER

Angle Relationships

For Teachers 10th
Tenth graders explore the angle relationships that exist when two lines intersect. In this geometry lesson, 10th graders estimate the measure of given angles and use their graphing calculator tools. Students use this knowledge to find...
Lesson Plan
Curated OER

A Perpendicular Pilgrimage

For Teachers 9th
Ninth graders design a safe passage through a 2-D obstacle. In this geometric math lesson, 9th graders engage in a hands on activity to better understand the concept of geometric and algebraic perpendicularity. Students will work in...
Lesson Plan
Curated OER

What's The Idea?

For Teachers 6th
Sixth graders explore line segments, rays, parallel, perpendicular and intersecting lines. The teacher discusses, with the class, real life items that represent each geometric idea studied. They use cotton balls, strings and popsicle...
Worksheet
Curated OER

Geometry

For Students 7th - 8th
In this line and angles learning exercise, students explore basic geometry vocabulary.  They classify polygons.  Students determine the area and perimeter of given shapes.  They examine the parts of a circle, find...
Lesson Plan
Curated OER

Angles, Lines and Transversals

For Teachers 9th - 10th
Students identify and determine angle pair relationships. In this geometry activity, students identify different angles of parallel lines that are cut by transversals. They identify interior and exterior angles after watching a video.
Handout
El Paso Community College

Geometry Definitions

For Students 7th - 9th Standards
Geometry is full of shapes, figures, and corresponding things here and there. The guide shares all of the key pieces of geometric information in a nicely color-coded and labeled sheet. 
Worksheet
Curated OER

Parallel and Perpendicular Letters

For Students 4th - 5th
For this parallel and perpendicular worksheet, students complete 4 problems, identify parallel and perpendicular line segments and completing an 'extend it' question.
Worksheet
Curated OER

Pairs of Lines

For Students 9th - 10th
In this geometry learning exercise, students differentiate between perpendicular and parallel planes and lines. They identify segments that are parallel and perpendicular to sides. There are  22 questions.