Pythagorean Theorem
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Subject Area: Mathematics (B.E.S.T.) | Grade Level: 10
Lesson Length: 1 hour
Keywords/Tags: Pythagorean Theorem
Lesson Description: In this lesson, student will solve for missing sides of right triangles using Pythagorean Theorem. This does include the formula and vocabulary words including hypotenuse, right triangle and diagonals.

  • MA.8.GR.1.1 Apply the Pythagorean Theorem to solve mathematical and real-world problems involving unknown side lengths in right triangles.
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Video : Pythagorean Theorem
Instructions: Please watch the following video as many times as needed before starting to go through other lesson pages. Understanding the content of the video is very important since the lesson activities will be all about this video content.
Description: Using Pythagorean Theorem to find the missing value.
Quiz : Pythagorean Theorem
Instructions: Please complete this quiz by choosing the correct answer for each question. You can take this quiz as many times needed.
Question #1

Which of the listed side lengths CAN be sides of a right triangle?

Question #2

 In the evening, the shadow of an object is very long due to the low position of the Sun. A 20m heigh lamp post makes a 99m long shadow. What is the distance from the top of the pole to the top of its shadow?
 
 

Question #3

 

 

Calculate the length of the third side.

Calculate the length of the third side.

Question #4

Calculate the length of the hypotenuse.

Calculate the length of the hypotenuse.

Question #5

 Calculate the length of the third side.

Calculate the length of the third side.

Description: This quiz consist of multiple choose questions that will help you assess your self on your understanding of Pythagorean Theorem and finding the missing value.
Resources : Pythagorean Thereom
Instructions: Please see additional external resources below. Feel free visit each link to learn more about this lesson.
Intro to the Pythagorean theorem
More helpful resource.
Math Antics - The Pythagorean Theorem
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Math is fun
Fun with Math!
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