Alaska Mathematics Standards Grade 8 Grade Level/Course 8 Domain Geometry Cluster Understand congruence and similarity using physical models, transparencies, or geometry software. 8.G.4 Standard Demonstrate understanding of similarity, by applying a sequence of translations, reflections, rotations, and dilations on two-dimensional figures. Describe a sequence that exhibits the similarity between them. Standards of Mathematical Practice Make sense of Reason abstractly Construct viable Model with Use appropriate Attend to Look for and make Look for and problems and and quantitatively. arguments and mathematics. tools strategically. precision. use of structure. express regularity persevere to solve critique the in repeated them. reasoning of reasoning. others. Learning Targets Knowledge Reasoning Skill Products Facts and concepts we want students to Use what they know to reason or solve Use knowledge and reasoning to act Use knowledge, reasoning, and skills to know. problems. skillfully. create a concrete product. Define similar figures as Apply the concept of similarity to corresponding angles are write similarity statements. congruent and corresponding Reason that a 2-D figure is similar to sides are proportional. another if the second can be obtained Recognize symbol for similar. by a sequence of rotations, reflections, translation, or dilation. Describe the sequence of rotations, reflections, translations, or dilations that exhibits the similarity between figures using words and/or symbols.
Alaska Mathematics Standards Grade 8 Grade Level/Course 8 Domain Geometry Cluster Understand congruence and similarity using physical models, transparencies, or geometry software. Standard 8.G.4 Demonstrate understanding of similarity, by applying a sequence of translations, reflections, rotations, and dilations on two-dimensional figures. Describe a sequence that exhibits the similarity between them. Standards of Mathematical Practice Make sense of problems and persevere to solve them. Reason abstractly and quantitatively. Construct viable arguments and critique the reasoning of others. Model with mathematics. Use appropriate tools strategically. Attend to precision. Look for and make use of structure. Look for and express regularity in repeated reasoning. Learning Targets Knowledge Reasoning Skill Products Facts and concepts we want students to know. Use what they know to reason or solve problems. Use knowledge and reasoning to act skillfully. Use knowledge, reasoning, and skills to create a concrete product. Define similar figures as corresponding angles are congruent and corresponding sides are proportional. Recognize symbol for similar. Apply the concept of similarity to write similarity statements. Reason that a 2-D figure is similar to another if the second can be obtained by a sequence of rotations, reflections, translation, or dilation. Describe the sequence of rotations, reflections, translations, or dilations that exhibits the similarity between figures using words and/or symbols.