{"id":651,"date":"2014-03-16T16:17:34","date_gmt":"2014-03-16T20:17:34","guid":{"rendered":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/?p=651"},"modified":"2014-03-15T09:19:27","modified_gmt":"2014-03-15T13:19:27","slug":"math-7a-lesson-6-3162014","status":"publish","type":"post","link":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/2014\/03\/16\/math-7a-lesson-6-3162014\/","title":{"rendered":"Math 7A, Lesson 6, 3\/16\/2014"},"content":{"rendered":"<p>We study transformations. A transformation, also known as a mapping, transforms a figure into another figure. Today we focus on reflection, rotation, and translation.<\/p>\n<div>\n<p>Reflection, like a mirror, maps an image along a reflection line, into a mirrored image. Rotation rotates an image along a fixed point for certain degree into another image. And translation moves an image in certain direction (note, there is no turning).<\/p>\n<p>In all three transformations above, they maintain the following: segments to equal segments; angles to equal angles, whole figures to equal whole figures.<\/p>\n<p>We talk about how to calculate coordinates in a coordinate system for simple reflection, rotation, and translation.<\/p>\n<p>Homework:<\/p>\n<p>Page 114, 1, 2, 3, 4, 6a, 6b, 9, 10, 11, 12a<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>We study transformations. A transformation, also known as a mapping, transforms a figure into another figure. Today we focus on reflection, rotation, and translation. Reflection, like a mirror, maps an image along a reflection line, into a mirrored image. Rotation rotates an image along a fixed point for certain degree into another image. And translation [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0},"categories":[4,14,3],"tags":[],"_links":{"self":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/651"}],"collection":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/comments?post=651"}],"version-history":[{"count":2,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/651\/revisions"}],"predecessor-version":[{"id":653,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/posts\/651\/revisions\/653"}],"wp:attachment":[{"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/media?parent=651"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/categories?post=651"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/blog.newtonchineseschool.org\/wangweidong\/wp-json\/wp\/v2\/tags?post=651"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}