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Published byRosalind Ophelia Sims Modified over 9 years ago
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Perimeter & Area (regular & irregular) By: Ryan Huynh and Aishwar Kumar
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Intro In this PowerPoint we will teach you how to measure Perimeter and area. Now lets get started. Make sure you pay attention because we will have a quiz at the end!!!!!!!!!!!!!!
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What is Perimeter & Area? Perimeter: is the length of the outside of a shape Area: is the amount of space inside a shape
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How to Measure Perimeter with Regular Shapes To measure perimeter with regular shapes there are steps. A regular shape is a shape like a square, rectangle etc. First step: look at the length of the sides of the shape. Second step: add all the sides together to get the answer.
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How to Measure Area with regular shapes There are steps to measure area with regular shapes just like perimeter. First step: look at the length of two sides of the shape. Second step: Multiply the two numbers to get the answer.
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How to measure Perimeter in irregular shapes An irregular shape is any random shape. There are steps to measure perimeter with irregular shapes too. First step: look CAREFULLY at the length of each side. Second step: add them all together to get the answer.
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How to Measure Area with irregular shapes To measure area with irregular shapes it is a little hard. There are more steps in measuring area with irregular shapes. First step: Divide the shape into regular shapes. Second step: look at the length of two sides of one shape and multiply it. Third step: Do the same thing. Fourth step: Add the products ( the answer to a multiplication question) together to get your answer To measure area with irregular shapes it is a little hard. There are more steps in measuring area with irregular shapes. First step: Divide the shape into regular shapes. Second step: look at the length of two sides of one shape and multiply it. Third step: Do the same thing. Fourth step: Add the products ( the answer to a multiplication question) together to get your answer
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QUIZ TIME!!!!!!!!!!!!!!!!! QUIZ TIME!!!!!!!!!!!!!!!!! Get a piece of blank paper out. Okay lets get started!!!!!!!!!!!!!!
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Question # 1 What is the perimeter? 7mi 10mi 10 10mi 7mi
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Question #2 What is the area? 10ft 7ft 10ft 7ft
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Question #3 What is the area? 15ft 12ft
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Answers Question #1 : 34mi Question #2: 140 ft Question #3: 180ft
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WE HOPE YOU LIKED OUR PRESENTATION, BYE!!!!!!!!!!!!!!!!!
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