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Leg hypotenuse - PowerPoint PPT Presentation

Lesson 4

Lesson 4

Lesson 4. Triangle Basics. Definition. A triangle is a three-sided figure formed by joining three line segments together at their endpoints. A triangle has three sides . A triangle has three vertices (plural of vertex). A triangle has three angles . 3. 2. 1. Naming a Triangle.

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515 views • 33 slides
Special Right Triangles

Special Right Triangles

Special Right Triangles. Words to Know:. 45 ? -45 ? -90 ? Triangle Theorem. Look. 30 ? -60 ? -90 ? Triangle Theorem. special right Triangles. 45 ? -45 ? -90 ? Special Right Triangles . a 2 + b 2 = c 2. Look!. 45 ?. 1 2 + 1 2 = y 2. y. 1. x. 1 + 1 = y 2. 45 ?. 2 = y 2. x. 1.

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290 views • 19 slides
5.1 Special Right Triangles

5.1 Special Right Triangles

5.1 Special Right Triangles. *You will be able to find the lengths of sides of special right triangles. 45-45-90 And 30-60-90. Special Right Triangles. Leg:Leg:Hypotenuse. Short Leg:Long Leg:Hypotenuse. We will use a reference triangle to set up a proportion then solve. .

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337 views • 17 slides
How do you find out if this triangle is a right triangle?

How do you find out if this triangle is a right triangle?

How do you find out if this triangle is a right triangle?. 14 ft. 7 ft. 16 ft. In this lesson, you will learn how to classify a triangle by using the Pythagorean Theorem. . 75 0. 60 0. 45 0. 120 0. 90 0. Pythagorean Theorem. leg 2 + leg 2 = hypotenuse 2. a 2 + b 2 = c 2. c.

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220 views • 14 slides
Proving RightTriangles Congruent

Proving RightTriangles Congruent

Proving RightTriangles Congruent. Free powerpoints at http://www.worldofteaching.com. F. B. A. C. E. D. The Idea of a Congruence. Two geometric figures with exactly the same size and shape. How much do you need to know. . . . . . about two triangles

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254 views • 14 slides
Proving RightTriangles Congruent

Proving RightTriangles Congruent

Proving RightTriangles Congruent. Free powerpoints at http://www.worldofteaching.com. F. B. A. C. E. D. The Idea of a Congruence. Two geometric figures with exactly the same size and shape. How much do you need to know. . . . . . about two triangles

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243 views • 14 slides

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