:مؤلفAdam Bevan

مصادر جديدة

• Parallel Lines and Angles: Thinking Classroom Exploration
• Perimeter of a Rectangle with Unknown Sides
• အခြေခံ data အခေါ်အဝေါ်များ
• Cartesian Notation of a Vector
• 巧算長方形周界

Discover Resources

• circle
• Parallel lines by Angle Copy
• Rotating Sectors
• Radian Angles