Lesson Plan
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Pythagorean Theorem

For Teachers 10th
In this geometry worksheet, 10th graders solve for missing sides and angles of a triangle. They use the pythagorean theorem to solve for the unknown in a right triangle. There are 5 questions on this worksheet.
Interactive
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The Pythagorean Theorem

For Students 10th
In this geometry worksheet, 10th graders answer questions about right triangles by identifying the 3 sides of the triangle. They analyze the different shapes of polygons and relate them to right triangles to find the sides using the...
Worksheet
Curated OER

SAT problem solving practice test

For Students 10th - 11th
For this algebra and geometry worksheet, students review concepts dealing with angles, lines and basic word problems. They practice answering questions similar to the ones on the SAT.
Worksheet
Curated OER

New York State Testing Program, Mathematics Book 1 Grade 8

For Students 8th
In this 8th grade math test, 8th graders complete 27 multiple choice problems. Problems cover a wide variety of concepts from geometry to linear equations and computation with exponents. The test is from 2005.
Worksheet
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New York State Testing Program

For Students 7th - 10th
For this math worksheet, students review concepts in algebra and geometry in preparation for the State Exam. They review slopes and functions, area and perimeter. There are 27 questions.
Lesson Plan
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Triangle Sum Theorem

For Teachers 10th
Tenth graders investigate the theorems of angles and lines to prove triagle sum theorem. In this geometry lesson, 10th graders discuss the theorems of triangles and how it is used to solve for missing sides or angles. They review how two...
Worksheet
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The Pythagorean Theorem

For Students 10th
In this geometry worksheet, 10th graders use the Pythagorean Theorem to determine the length of the third side of a right triangle given the length of any two sides.  The three page worksheet contains a combination of seventeen...
Worksheet
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Pythagorean Theorem and Triangles

For Students 11th
In this geometry instructional activity, 11th graders solve problems with right triangles using the Pythagorean Theorem. They find the missing angle or missing side. There are 15 questions with an answer key.
Worksheet
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Conditional Statements

For Students 9th - 10th
In this geometry learning exercise, students read given sentences and identify the hypothesis and the conclusion of the conditional statements. There are 21 questions.
Worksheet
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Triangle Inequalities Homework

For Students 10th - 11th
In this geometry instructional activity, students solve problems based on the triangle inequality theorem(s) in which determine if the given lengths can form a triangle, given two sides of a triangle determine the range of the third...
Worksheet
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Curated OER

Trigonometry and the Calculator

For Students 10th
In this geometry worksheet, 10th graders use a graphing calculator to evaluate trigonometric functions and their inverses. The four page worksheet contains explanation, examples, and twenty questions. Answers are not...
Worksheet
Curated OER

Easy Worksheet: Classify the Triangle

For Students 9th - 12th
In this classify the triangle activity, students solve 6 short answer problems. Students identify the type of triangle being described according to its angle measures and side lengths.
Lesson Plan
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Volume of Spheres

For Teachers 9th - 12th
High schoolers find the volume of spheres. For this geometry lesson, students measure and derive the formula for each shape and solid. They use the correct terminology and units when solving these problems.
PPT
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Classifying Triangles

For Teachers 5th - 7th
This presentation shows how triangles are classified by angle measurement and length of sides.  It reviews isosceles, scalene, obtuse, right, and acute classifications and includes questions for students to classify some of the...
Lesson Plan
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Investigating a Point on an ANgles Bisector

For Teachers 7th - 9th
Students investigate points and angle bisectors. In this geometry lesson, students define angles, bisectors and perpendicular bisectors. They analyze angles and bisectors using Cabri software.
Lesson Plan
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Exploring Angle/Pair Relationships

For Teachers 7th - 10th
Students find missing angles and sides of triangles. In this geometry lesson, students create intersecting lines to measure angles. They use Cabri Software to create virtual angles.
Lesson Plan
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Dream Bedroom Floor Plan

For Teachers 9th - 10th
Learners build and apply concepts of geometry. In this geometry lesson, students create a building using proportions and scale drawings. They use Cabri technology to create a virtual drawing first.
Lesson Plan
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Exploring Angle Pair Relationships

For Teachers 9th - 11th
Young scholars investigate the relationship between angles of triangles. In this geometry lesson, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
Lesson Plan
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Dream Bedroom Floor Plan

For Teachers 9th - 10th
Students construct using Cabri software. In this geometry lesson, students convert between units and apply the correct measurements to build objects. They create the room virtually and manipulate the shapes to the desired measurements.
Lesson Plan
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Special Right Triangles

For Teachers 9th - 10th
Students identify different types of special right triangles. In this geometry lesson, students differentiate between right triangles and isosceles triangles. they construct the triangles using geometry software and make conjectures...
Lesson Plan
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Triangle Exterior Angles Theorem

For Teachers 7th - 9th
Students identify the measure of missing exterior angles. In this geometry lesson,students define and apply the exterior angle theorem to solve problems. They use Cabri software to create different angles and make investigations.
Lesson Plan
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Circumscribed Polygons

For Teachers 9th - 10th
Students investigate polygons and construct ferris wheels. In this geometry lesson, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed polygons.
Lesson Plan
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Interior and Exterior Angles of Polygons

For Teachers 9th - 10th
Pupils identify interior and exterior angles of polygons. In this geometry lesson plan, students add interior and exterior angles of polygons. They use angle theorems to solve the problems.
Lesson Plan
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Discovering The Ratio Pi And The Diameter

For Teachers 9th - 10th
Students relate the ratio of Pi to the diameter of a circle. In this geometry lesson, students investigate the relationship of the chord of the circle the the number Pi. They define ration, chord, circumference and diameter and find...