Lesson Plan
Curated OER

Pythagorean Theorem Practice

For Teachers 7th - 10th
For this geometry skills worksheets, pupils examine 10 triangles and use the Pythagorean theorem to identity the lengths of the missing units.
Interactive
Curated OER

Ten Multiple Choice Length Problems

For Students 9th - 10th
In this distance worksheet, students calculate the lengths of sides and diagonals of figures.  Students also compute lengths in shadow problems.  The solutions are provided by clicking on the "show answers" tab at the bottom of...
Lesson Plan
Curated OER

Calculating Distances in Two and Three Dimensions

For Teachers 9th - 11th
Learners use the Pythagorean Theorem to solve problems. In this geometry instructional activity, students solve for the distances by calculating the different parts of the shape of a two and three dimensional shape. They reason by analogy.
Lesson Plan
Curated OER

The Pythagorean Theorem, the Distance Formula, and Slope

For Teachers 9th - 12th
Students explore the concept of the Pythagorean Theorem. In this Pythagorean Theorem lesson, students derive the distance formula and slope of a line from the Pythagorean Theorem.
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.
Worksheet
Curated OER

The Pythagorean Theorem

For Students 9th - 11th
In this geometry learning exercise, students solve missing parts of a triangle using the Pythagorean Theorem. There are 19 questions with an answer key.
Lesson Plan
Curated OER

Trig is SOH Easy!

For Teachers 7th - 10th
Students derive the six trigonometric identities. In this trigonometry lesson, students review the parts of a right triangle and use the Pythagorean theorem as a guide to find the trig identities. They find sine, cosine and tangent ratios.
Interactive
Curated OER

Pythagorean Theorem Worksheet

For Students 10th
In this geometry worksheet, 10th graders use the Pythagorean Theorem to find the length of the unknown side of the right triangle. The one page interactive worksheet contains twelve questions. Answers and hints are included. 
Lesson Plan
Curated OER

Pythagorean Triple

For Teachers 8th - 10th
Pupils investigate the properties of the Pythagorean Theorem. In this geometry lesson, students identify the missing angles and sides of a right triangle. They label the hypotenuse and legs of a right triangle correctly.
Lesson Plan
Curated OER

This Building is Tall

For Teachers 9th - 12th
Young scholars calculate the perimeter of shapes. In this geometry lesson, students relate properties of polygons to the real world. They find length, midpoint and slope.
Lesson Plan
Curated OER

Chambered Nautilus

For Teachers 6th - 8th
Students create sets of similar triangles which, when fixed together with a piece of Scotch tape, form a spiral-like, segmented shape, slightly similar to the cross section of the shell of a nautilus.
Lesson Plan
Curated OER

THE MEAN INDEX CARD

For Teachers 6th - 8th
Middle schoolers cut an index card to create three similar right triangles and explore the congruencies and proportions that exist. They investigate the properties of lines and concepts of congruency, similarity, tangency and symmetry of...
Lesson Plan
Curated OER

Tangram Perimeters

For Teachers 6th - 8th
Students work together to make figures out of tangram squares. In groups, they calculate the measurements they need and apply the Pythagorean Theorem. They complete a worksheet solving equations using the theorem and review their answers.
Lesson Plan
Virginia Department of Education

Distance and Midpoint Formulas

For Teachers 9th - 11th Standards
Small groups work through two guided activities to derive the distance and midpoint formulas for the coordinate plane. The activities begin with concrete examples and move to abstract.
Lesson Plan
Curated OER

Distance in Coordinate Geometry

For Teachers 9th - 10th
Students analyze distance and graphing. In this geometry lesson, students work problems on a coordinate grid calculating the distance. They apply the Pythagorean Theorem to their data and answer.
Worksheet
Curated OER

Pythagoras' Theorem

For Students 5th - 10th
In this Pythagoras' Theorem worksheet, learners solve problems having to do with square roots and numbers to a certain power. Students match up the answers for 30 problems.
Lesson Plan
Curated OER

Solving Problems Using Quadratic Equations

For Teachers 6th - 9th
In this math worksheet, students solve the problems using quadratic equations for each word problem. The example is used for reference.
Lesson Plan
Curated OER

Distance Formula

For Teachers 7th - 9th
Students calculate the distance formula. In this geometry lesson, students find the distance between two points on a coordinate plane. They identify the four different quadrants.
Worksheet
Curated OER

Vocab-u-lous! Build a Fabulous Vocab

For Students 9th - 10th
In this vocabulary learning exercise, students determine the best choice from the word bank to complete the sentence. The challenging words all begin with the letter "H."
Lesson Plan
Curated OER

Distance Formula

For Teachers 1st - 11th
Students calculate the distance between two points using the distance formula. In this geometry lesson, students derive the distance formula using the Pythagorean Theorem.
Lesson Plan
Curated OER

A Lesson on the Root Spiral

For Teachers 9th - 10th
Students create lines and shapes with a compass and a straight edge. In this geometry lesson, students investigate square roots, irrational numbers and spirals. They explore nature to see the shapes representing mathematics and geometric...
Worksheet
Curated OER

Seventeen Math Regents Exam Pythagorean Theorem Questions

For Students 8th - 10th
In this Pythagorean Theorem worksheet, students solve seventeen Math Regents Exam questions using the Pythagorean Theorem.  The solutions are provided.
Worksheet
Curated OER

Mathematical Wackie Wordies

For Students 9th
In this word learning exercise, 9th graders examine pictures and write a mathematical phrase to describe the picture.  This one-page learning exercise contains 25 problems.  Answers are provided.
Worksheet
Curated OER

Finding the Shortest Distance Between The Spider and The Fly

For Students 9th - 11th
In this word problem worksheet, students solve for the shortest distance between a spider and a fly.   The solution is provided.