Curated OER
Worksheet 21
In this math instructional activity, students draw two vectors u and v based at the same point. The vectors are considered neither parallel nor orthogonal.
Curated OER
Bisector Construction
In this geometry worksheet, 10th graders construct parallel and perpendicular lines using a compass and a straight edge. There are 4 construction questions with an answer key.
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Algebra 2 Test
In this algebra worksheet, 11th graders test their knowledge of functions and slopes. They solve equations and identify functions, find the inverse and find the equation of parallel and perpendicular lines. There are 21 questions.
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Equations of Lines
Students define slope, and practice finding the slope of lines through given points. They determine the angle of inclination. Students find the relationship between the slope and the tangent of the lines. Students determine special...
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Angles
Fourth and fifth graders investigate angles and name them according to the criteria for obtuse, acute, and right angles. They examine a human-made yarn pattern on the floor of their classroom and identify angles, vertices, and types of...
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Parallel Lines and Properties of Slope
Students define functions to be graphed using the Y=key. They demonstrate how to set up a standard viewing screen using Zoom 6. They discuss and explore mathematical questions on a worksheet.
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Pairs of Lines Multiple Choice
In this algebra worksheet, students identify the slope and y intercept of lines. They compare the slope of perpendicular and parallel lines and find the missing slope. There are 6 questions with an answer key.
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Math: A Geometric Neighborhood
Young scholars, as a final project, draw a picture of their ideal neighborhood on a sunny day. In addition to the sun, their drawings include homes, trees, streets, and selected objects. Each object in their drawing has a written...
Radford University
Ancient Aqueduct Analysis Project
Let the class' knowledge of geometry flow like water in an aqueduct. Future mathematicians research ancient Roman aqueducts and consider the geometric concepts necessary in their construction. They then use GeoGebra to create models of...
Curated OER
The Quadrilateral Family
For this quadrilaterals worksheet, 10th graders solve and complete 10 different problems that include identifying various quadrilaterals. First, they indicate whether the statements are true or false for each. Then, students determine...
Curated OER
Motions In Geometry
In this motions in geometry worksheet, students draw translations, rotations, and reflections. This three-page worksheet contains examples, instructions, and 6 problems. The last page contains answers.
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Writing and Graphing Linear Equations on a Flat Surface
In this linear equations worksheet, students write the equation of a line with given characteristics. They identify the slope of a line and the y-intercept. Explanations and examples are provided at the beginning of the worksheet. This...
Curated OER
Slope
Learners graph lines and identify the slope. In this algebra lesson, students graph a line using y=mx+b and graph lines that are horizontal or vertical. They calculate the slope of the line using two points, and identify lines by their...
Curated OER
Quick Graphs of Linear Equations
Graph equations of lines using the slope-intercept method or by plotting both x and y intercepts. Determine if two lines are parallel or perpendicular by comparing their slopes. This handout includes step-by-step directions and four...
Curated OER
Graphing Linear Equations and Slopes
Students explore linear equations, parallel lines, perpendicular lines and slopes. Using computers with graphic calculators and word processing, students examine the relationship between the slopes of perpendicular lines and parallel...
Illustrative Mathematics
Tilt of Earth's Axis and the Four Seasons
Geometry meets earth science as high schoolers investigate the cause and features of the four seasons. The effects of Earth's axis tilt features prominently, along with both the rotation of the earth about the axis and its orbit about...
Curated OER
Identifying Similar Triangles
In this identifying similar triangles worksheet, 10th graders solve 5 different proofs related to similar triangles. First, they identify the similar triangles in each figure and explain why they are similar, using the information to...
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Topic 2.4 - Writing Linear Equations
In this linear equation worksheet, students solve 18 problems regarding slope-intercept, linear equations, parallel lines and perpendicular lines.
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Toothpick Art
Students review primary colors and practice making straight lines. In this visual arts lesson, students paint simple shapes as large as a toothpick, using specific primary colors. During the construction of the shapes students are...
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Exploring Geometric Patterns and Relationships
Sixth graders explore different geographic relationships in like drawing lines, rays, and parallelograms. This lesson could be used for review because it covers more than one concept. The students should have prior knowledge.
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Basic Geometry Ideas and Angle Measurement
Seventh graders explore the concept of basic geometry. In this basic geometry lesson plan, 7th graders identify the correct picture for a given vocabulary word such as midpoint, line, ray, or parallel lines. Students discuss examples...
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Slope
In this slope activity, students solve and complete 3 different types of problems. First, they find the slopes of the lines passing through each sets of coordinate pairs. Then, students find the parameter so that the line passing through...
Curated OER
Let the Light Shine Through!
Students display knowledge of line of symmetry by designing a geometric stained glass window pattern.
Illustrative Mathematics
Area of a Trapezoid
Here is a straightforward example of how to apply the Pythagorean Theorem to find an unknown side-length of a trapezoid. Commentary gives additional information on proving that the inside of the trapezoid is a rectangle, but is...