PPT
Curated OER

Vectors

For Students 9th - 12th Standards
Represent motion with arrows and call them vectors! The lesson is a presentation that models the mathematics involved when determining a resultant vector. It addrssses motions that are parallel, perpendicular, and a combination of...
Worksheet
Curated OER

Solving Problems with Angles

For Students 4th - 6th
Upper elementary math whizzes complete word problems having to do with measurements of angles. They complete 10 multiple choice problems.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 10th
Students find the different ratios of a triangle. In this geometry lesson, students use the Pythagorean Theorem to solve for missing sides and angles on a right triangle. They use a robot to create a right triangle.
Lesson Plan
Willow Tree

Midpoint and Distance Formulas

For Students 8th - 11th Standards
The shortest distance between two points is a straight line. Learners use the Pythagorean Theorem to develop a formula to find that distance. They then find the midpoint using an average formula. 
Lesson Plan
Curated OER

Integration: Geometry - The Pythagorean Theorem

For Teachers 8th - 9th
In this math worksheet, young scholars are given that c is the hypotenuse of a right triangle. Students must find 12 sets of missing measures. Young scholars also use the Pythagorean Theorem to determine whether a given set of measures...
Lesson Plan
Curated OER

Measuring the Egyptian Way using the Pythagorean Theorem

For Teachers 9th - 10th
Students measure using the Pythagorean Theorem. In this geometry lesson, students solve right triangles using the properties of the Pythagorean theorem. They apply the same knowledge to solving story problems.
Lesson Plan
Curated OER

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.
Worksheet
Curated OER

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
Curated OER

Quadratics with Irrational Solutions

For Students 8th - 11th
In this algebra activity, students apply the concepts of a right triangle to help them solve for the missing sides of a triangle. They use the quadratic formula to solve word problems. There are 5 problems with an answer key.
Lesson Plan
Curated OER

Extra Practice 44: Solving Problems Using Quadratic Equations

For Teachers 9th - 10th
In this quadratic worksheet, students read short stories, write quadratic equations and use their problem solving skills to solve the equation. Students use the Pythagorean Theorem to find the length of a diagonal, dimensions of a...
Lesson Plan
Curated OER

Sine

For Teachers 10th - 12th
In this sine worksheet, students use the trigonometry equation to find the sine of triangles. Students solve the sine for 10 triangle problems.
Worksheet
Curated OER

Pythagoras' Theorem

For Students 8th - 9th
In this Pythagorean Theorem learning exercise, students use the Pythagorean Theorem to determine the length of a missing side. They calculate surface area of a prism. This two-page learning exercise contains 4 multi-step problems.
Lesson Plan
Illustrative Mathematics

Downhill

For Teachers 7th - 9th Standards
A car traveling down a steep hill is the model for this resource. The confusion comes when the elevation, E, is given in terms of distance, d. The distance, d, is the horizontal distance from E. Therefore, the equation, E = 7500 – 250d,...
Lesson Plan
Curated OER

Perimeter and Area of 2D Shapes

For Teachers 6th - 7th
Students find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area lesson plan, the teacher gives students formulas for each shape and measurement and works through examples on the board. While no...
Worksheet
Curated OER

Cosine

For Students 10th - 12th
For this cosine worksheet, students find the cosine of x for different measurements of triangles. Students complete 10 cosine problems.
Worksheet
Curated OER

Center of Mass, Tangent Line Error Bound

For Students 10th - 12th
In this center of mass learning exercise, students determine the center of mass of an isosceles triangle. They examine functions and determine the tangent error bound.  This one-page learning exercise contains 5 problems.
Interactive
Curated OER

Find the Radius of the Smallest Circle that Contains the Figure

For Students 9th - 10th
In this geometry learning exercise, students calculate the radius of the smallest possible circle that contains the figure provided.  The complete solution is provided by clicking on the "show solution" button found below the problem.
Interactive
Curated OER

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...
Lesson Plan
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Curated OER

A Rectangle in the Coordinate Plane

For Teachers 7th - 9th Standards
A quadrilateral is drawn on the coordinate plane, and eighth grade geometers find the length of each side and the diagonals by applying the Pythagorean theorem. 
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 10th
Students solve problems using the Pythagorean Theorem. In this geometry lesson,students identify the right angle, hypotenuse and legs of a right triangle. They find the missing sides using the ratios of the Pythagorean theorem.
Lesson Plan
Curated OER

Sin, Cos and Tangent

For Teachers 9th - 10th
Students find the identity o sine, cosine and tangent. In this precalculus activity, students solve and identify the different parts of a right triangle. They use the ratios of the Pythagorean Theorem to find the missing side or angle.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 9th - 10th
Students solve problems using the Pythagorean Theorem. In this geometry lesson, students identify different parts of a right triangle. They use the Pythagorean Theorem to calculate missing angles and sides.
Lesson Plan
Curated OER

Pythagorean Theorem and Problem Solving

For Teachers 9th - 10th
Students use the Pythagorean Theorem to solve problems. In this geometry instructional activity, students identify the properties of a right triangle. They find the missing side and angles of a right triangle.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 12th
Students investigate the Pythagorean Theorem.  In this seventh through twelfth grade geometery lesson plan, students explore the Pythagorean Theorem and its converse and use it to find the length of the missing side of a right...