I need help Lesson 4|Ratios of Similar ShapesSTAAR AssessmentDIRECTIONS Read each question. Then circle the letter for the correct answer.1 Which proportion correctly models therelationship between the side lengths ofthe similar figures below?3 Which of the following statements isNOT true regarding dilation and similarpolygons?7.5 ftA All similar polygons are dilations ofone another.4 ftB All dilations of a polygon will be similar.12 ftC Not all dilations of a polygon arenecessarily similar.12 ft6 ftD Not all polygons are similar.5 ftA -c 2 - 44 Triangle TUV has sides that measure 12, 8,and 6. Triangle XYZ has sides that measure8, 6, and 3. Can triangles TUV and XYZ besimilar polygons?D -F Yes. Regardless of the lengths of thesides, you can always join them byangles that form similar triangles.2 Elisa wants to find the height of a fir tree.She is 5 feet tall. When Elisa's shadow isas shown, the tree casts a shadow 12 feetlonger than her shadow.G Yes. The ratio 12:6 is the same as theratio 6:3.H No. The ratio 12:6 is the same as theratio 6:3.J No. The ratio of the longest sides is12:8 and the shortest sides is 8:3.5 ft5 In two similar rectangles, the lengths oftwo of the corresponding sides are 2 cmand 6 cm. If the perimeter of the largerrectangle is 18 cm, what is the perimeterof the smaller rectangle?How tall is the tree?F 10 ftG 15 ftH 17 ftA 6 cmв 9 стс 36 стD 54 cm18 ft26Mathematics • Level HCopying is ilegal.Measuringthe Texas Essential Knowledge and Skils 2:52 1ul LTE O( ClassroomA app.classkick.comLesson 36Properties of TransformationsSTAAR AssessmontDIRDIRECTIONS Read each question. Then circle the letter for the correct answer.Reabescirc1 Which algebraic representation could bea transformation that takes the pre-imagefrom Quadrant IV to an image that iscongruent, has the same orientation, andis in the same quadrant? Note: a>1 andb+0.A figure has vertices labeled alphabeticallyfrom M, in the counterclockwise direction.Which single transformations result in animage with vertices labeled alphabeticallyfrom M in the cockwise direction?I. Rotation 180* clockwiseII. Rotation 270° clockwiseIII. Reflection across the x-axisIV. Reflection across the y-axisA I onlyB III and IV onlyC I and Il onlyD I, II, II, and IVQIVA (K y)(-Y, x)4 Rhonda claims that she can reflect therectangle across the y-axis to get anidentical rectangle to the one created byB (X, y)(-X, y)с (к, у) (ах, ау)the transformation (x, y)(x + 3, y + 0).D (x, y)(x+a, y+ b)2 Jerome is buying fencing to build a dog runin his backyard as shown.HouseHe decides to move the dog run accordingto the transformation (x, y)Cy, -x). Howis the cost of his project material affected?Is she correct? Why or why not?F The cost increases.F Yes, the rectangles are congruent withidentical orientation.G The cost decreases.G No, one rectangle changes orientation.H The cost stays the same.H No, the rectangles are not congruent.J The values for x and y must be knownJ No. the rectangles are not congruentand have different orientations.Meng lto e Te Ee K nd Sto determine the effect..Mathematics LevelCoping is eg.Pepl8/8 -•..+

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DIRECTIONS Read each question. Then circle the letter for the correct answer. 1 Which proportion correctly models the relationship between the side lengths of the similar figures below? 3 Which of the following statements is NOT true regarding dilation and similar polygons? 7.5 ft A All similar polygons are dilations of one another. B All dilations of a polygon will be similar. 12 ft 12 ft C Not all dilations of a polygon are necessarily similar. 6 ft D Not all polygons are similar. 5 ft A j- c号-發 4 Triangle TUV has sides that measure 12, 8, and 6. Triangle XYZ has sides that measure 8, 6, and 3. Can triangles TUV and XYZ be similar polygons? 2 Elisa wants to find the height of a fir tree. She is 5 feet tall. When Elisa's shadow is as shown, the tree casts a shadow 12 feet longer than her shadow. F Yes. Regardless of the lengths of the sides, you can always join them by angles that form similar triangles. G Yes. The ratio 12:6 is the same as the ratio 6:3. H No. The ratio 12:6 is the same as the ratio 6:3. J No. The ratio of the longest sides is 12:8 and the shortest sides is 8:3. 5t 5 In two similar rectangles, the lengths of two of the corresponding sides are 2 cm and 6 cm. If the perimeter of the larger rectangle is 18 cm, what is the perimeter of the smaller rectangle? How tall is the tree? F 10 ft G 15 ft A 6 cm B 9 cm C 36 cm H 17 ft 18 ft 54 cm

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ