Lesson Plan
Curated OER

Our Tangible World is Full of Dimensions

For Teachers 6th
Sixth graders explore characteristics of two and three-dimensional figures. They observe the teacher demonstrate the faces, edges, vertices and names of specific figures. In groups, 6th graders examine and describe given figures. ...
Interactive
Curated OER

Concurent Circles I

For Students 9th - 12th
In this concurrent circles using GeoGebra worksheet, students solve 2 short answer problems. Students construct concurrent circles using the GeoGebra software and determine why their construction of circles are concurrent. Students...
Worksheet
Curated OER

Triangles

For Students 10th
In this triangles learning exercise, 10th graders solve 3 extensive informal geometry problems that involve triangles. First, they sketch a triangle, selecting 3 of the sides and constructing 3 midpoints. Students then draw each of 3...
Worksheet
Curated OER

Lines of Slope

For Students 9th
For this lines of slope worksheet, 9th graders solve and complete 40 various types of problems. First, they find the equation of the lines described and write in slope-intercept form. Then, students graph each equation. They also find...
Worksheet
Curated OER

Intersecting Planes

For Students 10th
In this intersecting planes worksheet, 10th graders solve and complete 27 various types of problems. First, they use the diagrams at the right to answer each of the questions. Then, students measure each angle shown and classify them as...
Worksheet
Curated OER

Pascal's Theorem

For Students 9th - 12th
In this Pascal's Theorem worksheet, students prove 1 theorem. Students use GeoGebra to construct lines given three points and prove Pascal's Theorem.
Worksheet
Curated OER

Angles in Circles

For Students 10th
In this angles in circles worksheet, 10th graders solve 10 different problems that include tangents and chords and intersecting chords. First, they find x when given 2 intersecting chords. Then, students determine x given the diameter...
Worksheet
Curated OER

Fly Me to the Moon!

For Students 11th - Higher Ed
In this Moon travel worksheet, students construct a simple rocket trajectory called the Hohmann Transfer orbit using a compass, string, paper and a pencil. Students solve 2 problems which include finding the number of hours it takes to...
Lesson Plan
Curated OER

Constructing Parallel and Perpendicular Lines

For Teachers 7th - 9th
 In this geometry worksheet, students construct lines that are parallel and perpendicular forming different angles. They differentiate between interior and exterior angles. Students identify the angles formed by a transversal and...
Worksheet
Curated OER

Angles and Parallel Lines

For Students 8th - 10th
For this geometry worksheet, students identify the interior and exterior angles of parallel lines cut by a transversal. There are 11 questions with an answer key.
Worksheet
Curated OER

Point, Line, Plane

For Students 9th - 10th
In this geometry worksheet, students use the correct sketch to represent lines, planes and points. They convert the word into drawings of the appropriate figure. There are 20 questions.
Lesson Plan
Curated OER

Angles, Lines and Transversals

For Teachers 9th - 10th
Students identify and determine angle pair relationships. In this geometry lesson, students identify different angles of parallel lines that are cut by transversals. They identify interior and exterior angles after watching a video.
Worksheet
Curated OER

Applications of Hyperbolas

For Students 10th
In this hyperbola worksheet, 10th graders solve and complete 6 different problems. First, they determine the cross-section of a hyperbolic paraboloid curve. Then, students find where the cone intersects the ground in hyperbola as...
Lesson Plan
Curated OER

Graphing System of Equations

For Teachers 8th - 10th
Students solve system of equation. In this algebra lesson, students graph, substitute and eliminate to solve system of equation. They identify the point of intersection and how many solution each system will have.
Worksheet
Curated OER

Addition to Solve System of Linear Equations

For Students 8th - 9th
In this algebra learning exercise, students solve system systems of equation. They use addition to solve the problems. There are 6 questions with an answer key.
Lesson Plan
EngageNY

Characterize Points on a Perpendicular Bisector

For Students 9th - 10th Standards
Learn transformations through constructions! Pupils use perpendicular bisectors to understand the movement of a reflection and rotation. They discover that the perpendicular bisector(s) determine the line of reflection and the...
Lesson Plan
Curated OER

Reflected Triangles

For Teachers 9th - 10th Standards
Your learners find and construct the line of reflection between a triangle's pre-image and its reflection image in this short activity.
Lesson Plan
EngageNY

Graphs Can Solve Equations Too

For Students 9th - 10th Standards
There are many equations Algebra I students are not ready to solve. Graphing to solve gives them a strategy to use when they are unsure of an algebraic approach to solve the problem. The lesson exposes learners to a wide variety of...
PPT
Curated OER

Angles

For Teachers 3rd - 4th
A professional-looking presentation focuses on measuring angles.. Each of the slides requires learners to calculate the measurement of an angle that's created by two intersecting lines. The key is to remember that angles on a straight...
Lesson Plan
EngageNY

Thales’ Theorem

For Teachers 9th - 10th Standards
Isn't paper pushing supposed to be boring? Learners attempt a paper-pushing puzzle to develop ideas about angles inscribed on a diameter of a circle. Learners then formalize Thales' theorem and use geometric properties to develop a proof...
Lesson Plan
Curated OER

Worksheet 15-Fall 1995

For Teachers Higher Ed
In this math worksheet students use the intermediate value theorem to solve two problems. They find parallel lines that will cut a convex shape into two pieces with equal areas. Students repeat this problem with a concave shape. Students...
Lesson Plan
Curated OER

Geometry: Lesson 8

For Teachers 8th
Eighth graders engage in a lesson that is concerned with the finding of angles that are found in different two dimensional figures. They compare and contrast exterior and interior angles while also determining the unknown measures of...
Lesson Plan
Illustrative Mathematics

How Many Solutions?

For Teachers 7th - 9th Standards
Determining the number of solutions is an important stepping stone to higher math. In this case, the resource asks algebra pupils to find a second linear equation for a certain solution of a system. When one is asked for a linear...
Lesson Plan
Curated OER

Diagonals to Quadrilaterals II

For Teachers 8th - 10th
Students identify the properties of different polygons. In this geometry lesson, students find the slope of a line and calculate the distance between two lines. They differentiate between similar and congruent polygons.