Math Problem Statement
右の図において,ADEFはAABCを平行移動させたものである。 AB =15cm, BC=9cm, AC=12cm,LACB=90°のとき、四形 ABEDの周の長さから四角形ACFDの周の長さをひいた差を求めなさい。
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Right Triangles
Perimeter
Translation
Formulas
Perimeter = Sum of the lengths of all sides
Theorems
Pythagorean Theorem
Suitable Grade Level
Grades 8-10
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