# Special Right Triangles Teacher Resources

Find Special Right Triangles educational ideas and activities

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#### Special Right Triangles Homework

In this geometry worksheet, students solve both kinds of special right triangles. There are 12 questions with multiple parts.

#### Pythagorean Theorem and Special Right Triangles

Pupils review the Pythagorean Theorem and apply it to word problems involving special right triangles.

#### Triangle Tango: Special Right Triangles

Students investigate properties of special right triangles. In this geometry lesson, students use the Pythagorean Theorem to solve for missing angles and sides. They perform reflections.

#### Special Right Triangles

In this right triangles worksheet, learners solve five multiple choice problems related to special right triangles.  The solutions are available by clicking on the "check it" button found on the bottom of the page.

#### Special Right Triangles

In this geometry learning exercise, 10th graders use the theorems regarding 45â—¦-45â—¦-90â—¦ and 30â—¦-60â—¦-90â—¦ triangles to find the indicated missing lengths in special right triangles.  The one page interactive learning exercise contains five multiple choice questions and is self checking.

#### Special Right Triangles

In this special right triangles worksheet, 10th graders solve 9 different problems related to measuring various types of right triangles. First, they find the values of x and y in each right triangle shown. Then, students find the length of a diagonal of a square with the sides a given length. They also find the measures of an altitude of the triangle.

#### Special Right Triangles

In this special right triangles learning exercise, students solve 15 short answer problems. Students use trigonometric functions to find missing side lengths of various right triangles.

#### Special Right Triangles

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 about the triangles.

#### Special Right Triangles

Students use Geometric Sketchpad to describe properties of special right triangles. In this right triangles lesson plan, students complete worksheets provided.

#### Special Right Triangles

In this special right triangle worksheet, learners use the trigonometric functions to determine angle measurement or the length of one side of a right triangle. This one-page worksheet contains 18 problems. Answers are provided at the bottom of the page.

#### Special Right Triangles

In this special right triangles activity, 10th graders solve and complete 16 different types of problems. First, they find the value of each variable. Then, students find the length of a side described to the nearest tenth of an inch. They also find the value of each variable and leave the answer in simplest radical form.

#### Special Right Triangles

In this special right triangles worksheet, 10th graders solve 17 different problems that include measuring various angles of triangles. First, they determine the length of two line segments given the angles. Then, students determine the measure of an angle in a trapezoid as shown.

#### Trigonometry

In this geometry worksheet, 10th graders solve problems that are based on the right triangle trigonometry and the special right triangles. The three page worksheet contains twelve questions.  Answers are not included.

#### Special Right Triangles

In this geometry worksheet, 10th graders use the theorems regarding 30â—¦-60â—¦-90â—¦ and 45â—¦-45â—¦-90â—¦ right triangles to find length of the sides of the triangle.  The one page interactive worksheet contains five multiple choice questions, a hint for each question, and is self checking.

#### Pythagorean Theorem

In this right triangles worksheet, students solve 8 problems using the Pythagorean Theorem. Students then solve 9 problems using properties of special right triangles.

#### Geometry, introductory Lesson

Students explore right triangles through geometry and trigonometry. Topics include similarity and the geometric mean, the Pythagorean Theorem, special right triangles, trigonometric ratios, and applications of trigonometric ratios.

#### Special Right Triangles

In this Geometry worksheet, 10th graders solve problems involving 30â—¦-60â—¦-90â—¦ and 45â—¦-45â—¦-90â—¦ right triangles.  The one page interactive worksheet contains five multiple choice questions and is self checking.

#### Diagonals and Altitudes

Students discover the mathematical way to find the dimensions of a diagonal. Using this process, they complete a worksheet in which they identify the relationships between different degree triangles. They review their answers and are graded based on a rubric.

#### Geometry Chapter 7 Practice Test

In this geometry worksheet, 10th graders review problems that review a variety to topics relating to right triangles, including, but not limited to the Pythagorean Theorem, simplifying radicals, special right triangles, and right triangle trigonometry.  The four page worksheet contains twenty-nine problems.  Answers are not included.

#### Designing a Fort

Students explore the concept of right triangles. In this right triangle lesson, students construct a scale model of a tourist attraction similar to Fort Jefferson. Students research aerial photos of Fort Jefferson, then build their model using posterboard, markers, tape, scissors, rulers, and other items.