To find the height of a very tall pine tree, you place a mirror on the ground and stand where you can see the top of the pine tree. In stretching and shrinking, your child will learn the mathematical meaning of similarity, explore the properties of similar figures, and use similarity to solve problems. Oct 10, 2012 precalculus applying stretching and shrinking transformations duration. Connected mathematics stretching and shrinking teachers guide geometry 2004 grade 7. It also promotes algebraic thinking with the use of algebraic rules to produce similar or nonsimilar figures. Understanding similarity connected mathematics 2, grade 7 james t. What is the scale factor from the original design to the enlarged design. For us to determine definitively whether two figures are similar, similarity must have a precise mathematical definition. Learn vocabulary, terms, and more with flashcards, games, and other study tools. O graphs and functions transforming the graph of a.
Through the activities in stretching and shrinking students will grow to understand that the everyday use of a word and its mathematical use may be different. You know that a scale factor larger than 1 enlarges, and a scale factor. This barcode number lets you verify that youre getting exactly the right version or edition of a. Copy the figure abcd and anchor point p onto a sheet of paper, and enlarge the figure with a two. Review of topics for our new book stretching and shrinking hw. Dec 12, 20 stretching and shrinking partner quiz study guide duration. Cmp3 grade 7 offers concepts and explanations of the math, worked homework examples and math background to see how all the math fits together. Nora has two picture frames that have identical shapes but different sizes. Worksheets are name class date id a stretching and shrinking test, stretching and shrinking unit test study guide, lesson 20 stretching and shrinking graphs of functions, graphical transformations of functions, dear family shrinking similarity unit goals, graphical transformations, 7cmp06 ar ss 024 047.
Stretching and shrinking use the following diagrams of the floor plans for a tree house before and after reduction and enlargement by a copier to answer exercises 18. Answer to o graphs and functions transforming the graph of a function by shrinking or stretching transform each graph as specified. What is the scale factor from the original design to the reduced design. Because the scale factors are multiplicative and therefore commutative, the order in. Yes, they are similar because their corresponding interior angles are congruent. In each answer, the division of the first number by the second should give the same result as the division of the first number in the question by the second number in the question.
Stretching and shrinking unit test study guide you should be familiar with the following vocabulary. I can solve problems with scale drawings of geometric figures. Displaying all worksheets related to stretching and shrinking. I can calculate the unit rate for real life situations by breaking down the ratio fractions by dividing to solve the problem to find the relationship between two units. Two copies of the smaller square will fit sidebyside in the larger square.
Displaying all worksheets related to stretching and shrinking math. If playback doesnt begin shortly, try restarting your. What is the measurement of the height of the other frame if it is 2 ft wide. Horizontal and vertical stretches and compressions duration. Worksheets are name class date id a stretching and shrinking test, stretching and shrinking unit test study guide, lesson 20 stretching and shrinking graphs of functions, graphical transformations of functions, dear family shrinking similarity unit goals, graphical. One of the small figures is a square, so it does not. Stretching and shrinking math book answers answers. Stretching and shrinking day topic homework ixl v 1 intro day fraction worksheet p. Vocabulary terms for the stretching and shrinking cmp3 math unit.
Asked in math and arithmetic, algebra, colleges and universities. Connected mathematics grade 7 student editiong stretching and shrinking connected mathematics 2 978036685. Cmp put together a concept and explanations of each unit. These are available to studentsfamilies to aid and assist, and not to replace homework. How to layout your calligraphy quotes 3 easy techniques for beginners. Connected mathematics stretching and shrinking abebooks. Similar figures triangles transformations dilations and translations scale factor perimeter and area scale factor nested triangles shadow problems. Fitzgerald,elizabeth difanis phillips,glenda lappan published by prentice hall 2006. In order to know if the book has any answers provided to these questions a person will need to know what the exact math book is. In stretching and shrinking, your child will learn the mathematical meaning of similarity, explore the properties of similar figures, and use similarity.
Stretching and shrinking answer key download on free books and. One of the small figures is a square, so it does not have the same shape as the original rectangle, which is not a square. Stretching and shrinking investigation 3 answer key. When you reduce a figure by 50%, you need to make each side length half of the corresponding side length of the original. Stretching and shrinking connected mathematics project. Read connected mathematics 3 student edition grade 7. This is the answer key for quiz 3 from stretching and shrinking. Enlarged tree house floor plan reduced tree house floor plan 1 in. Then write statements that compare the corresponding measurements side lengths, perimeter, area, angle measures of the two triangles. In order to help your student, cmp put together a concept and explanations of each unit. Stretching and shrinking investigation 3 answer key hw. They are in order by book name, and not by unit number. Be sure to read the investigation in your book and answer the questions. Similarity, corresponding angles, corresponding sides, scale factor, ratio, reptiles, triangles, parallelograms.
Understanding similarity connected mathematics 2, grade 7. Stretching and shrinking math book answers is best in online store. Stretching and shrinking columbus school grade 7 math. I can compute actual lengths and areas of a scale drawing and use them to create a different sized scale drawing. Stretching and shrinking worksheets lesson worksheets. Worksheets are stretching and shrinking unit test study guide, dear family shrinking similarity unit goals, name class date id a stretching and shrinking test, stretching and shrinking understanding similarity, lesson 20 stretching and shrinking graphs of functions, vertical and. You just need to memorize the correct way to spell each word. Understanding similarity copyright 2014 online download pdf connected mathematics 3 student edition grade 7. Since the first reduction of 50% resulted in a rectangle with. Answers investigation 4 4 8 12 16 20 0 2 6 10 14 18 0 1 3 5 72 4 6 number of friends latishas licorice licorice remaining in. Understanding similarity connected mathematics 2, grade 7 by lappan. Stretching and shrinking vocabulary flashcards quizlet. The birds are not similar since the ratio of base length of the larger figure to the base length of the smaller figure is not the same as the ratio of the height of the larger figure to the height of the smaller figure. Powered by create your own unique website with customizable templates.
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