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# Day 3 pythagorean real world

## by Erik Tjersland on Mar 21, 2012

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## Day 3 pythagorean real worldDocument Transcript

• AIM: Pythagorean Theorem inthe Real World Do Now Basic Skills Quiz #16 1
• Basic Skills Quiz #161.) Add and write your answer in simplest form. 1 3 4 2 ÷2 4 2.) Complete the following decimal operation. 2.3 + 12.59 3.) What is the Least Common Multiple of 9 and 12? 4.) Estimate the following answer. 1608 ÷ 21 5.) Round the following to the nearest tenth. 975.516 2
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• Anticipatory Set The Scarecrow said:The sum of the square roots of any twosides of an isosceles triangle is equal tothe square root of the remaining side. How would you change this statement to make it true? 5
• Describe a real world situation where you mightneed to use the Pythagorean Theorem. Think-Pair-Square-Present Activity: 1.) Complete problem individually. Round your final answer to the nearest tenth and include units with your final answer. 2.) Discuss with your partner until agreement. 3.) Discuss with your group until agreement. 4.) A partnership will be called at random to present the problem on the board. 6
• A.) Jose Reyes stands at first base. As Luis Viscianodelivers the pitch, Reyes takes off for second. In onemotion Jorge Posada rockets the ball to second in hopesof catching Reyes. 7
• A.) Jose Reyes stands at first base. As Luis Viscianodelivers the pitch, Reyes takes off for second. In onemotion Jorge Posada rockets the ball to second in hopesof catching Reyes. How far did Jorge have to throw the ball? 8
• B.)Surveying Land: You are surveying a triangular-pieced piece of land. You have measured and recordedtwo lengths on a plot plan. What is the length of theproperty along the street? 9
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• C.) Depth of a Submarine: The sonar of a Navy cruiserdetects a submarine that is 2500 feet away. The point onthe water directly above the submarine is 1500 feet awayfrom the front cruiser. What is the depth of thesubmarine? 12
• Extra Practice 13
• BEFORE YOU LEAVE Baseball Extension 1.) The pitcher stands about halfway between home plate and second base. How far is the pitcher from home plate? 2.) What is the distance between 1st base and 3rd base? Describe how you found your answer. 14
• Mr. Tjerslands Math 7Homework: Pages 452-453 #3, 6-8 all, 11, 12 15
• AIM: Pythagorean Theorem inthe Real WorldA.) Jose Reyes stands at first base. As Luis Viscianodelivers the pitch, Reyes takes off for second. In onemotion Jorge Posada rockets the ball to second in hopesof catching Reyes. How far did Jorge have to throw the ball? 16