


How to animate a circle folding along its diameter through Geometry Sketchpad? PHP editor Xinyi brings you a detailed tutorial to explain the specific steps of creating an animation that folds a circle along its diameter in the geometric sketchpad. This tutorial will walk you through the step-by-step process of creating this vivid animation, allowing you to easily demonstrate the geometric properties of a circle.
1. Draw circle O. Use the [Circle Tool] to draw a circle in the blank area of the artboard, with the center of the circle being O.
2. Make the diameters AB and CD that are perpendicular to each other in the circle O. Pick a point A on circle O, select points O and A, execute [Construction] - [Straight Line], and the intersection point of the straight lines is B. Construct line segment AB and hide the straight line. Select point O and line segment AB, execute [Construction] - [Perpendicular Line], and the intersection points with circle O are C and D. Construct line segment CD and hide the vertical line.
3. Construct arc. Pick any point P on AB, select points C, P, and D in sequence, and execute [Construction]-[Arc passing through three points] to create an arc.
4. Make operation buttons. Select points P and A in sequence, execute the [Edit]-[Operation Button]-[Move] command, and change the label to [Collapse]; similarly select points P and B in sequence, execute [Edit]-[Operation Button]- [Move] command, modify the label to [Restore]; select two operation buttons, execute the [Edit]-[Operation Button]-[Series] command, modify the label to [Collapse Circle], and execute them in sequence.
5. Hide redundant objects and complete the graphics production.
The above is the detailed content of The specific method of using Geometric Sketchpad to create an animation of folding a circle along its diameter.. For more information, please follow other related articles on the PHP Chinese website!

This article explains how to unlink a Rockstar Games Social Club account from Steam. The process involves using the Rockstar Games Launcher to manage linked accounts, removing the Steam connection without impacting game progress or future Steam purc
![[PROVEN] Steam Error e87 Fix: Get Gaming Again in Minutes!](https://img.php.cn/upload/article/202503/18/2025031817560457401.jpg?x-oss-process=image/resize,p_40)
Article discusses causes of Steam Error e87, including network issues, security software, server problems, outdated clients, and corrupted files. Offers prevention and solution strategies.[159 characters]

Slow Steam downloads stem from various factors: network congestion (home or ISP), Steam/game server issues, limited bandwidth, high latency, and computer hardware limitations. Troubleshooting involves checking internet speed, optimizing Steam settin

Steam Error e87 occurs during Steam client updates or launches due to connection issues. Fix it by restarting devices, checking server status, changing DNS, disabling security software, clearing cache, or reinstalling Steam.

Steam Error e87, caused by connectivity issues, can be fixed without reinstalling by restarting, checking internet, and clearing cache. Adjusting Steam settings helps prevent future occurrences.

The article details how to add, customize, start from a specific page, and remove page numbers in Google Docs using step-by-step instructions.

Article discusses fixing Steam Error Code e87, caused by network issues, corrupt files, or client problems. Provides troubleshooting steps and prevention tips.

Steam Error e87 disrupts gaming on Steam due to connectivity issues. The article discusses causes like unstable internet and server overload, and offers fixes like restarting Steam and checking for updates.


Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

mPDF
mPDF is a PHP library that can generate PDF files from UTF-8 encoded HTML. The original author, Ian Back, wrote mPDF to output PDF files "on the fly" from his website and handle different languages. It is slower than original scripts like HTML2FPDF and produces larger files when using Unicode fonts, but supports CSS styles etc. and has a lot of enhancements. Supports almost all languages, including RTL (Arabic and Hebrew) and CJK (Chinese, Japanese and Korean). Supports nested block-level elements (such as P, DIV),

SublimeText3 Linux new version
SublimeText3 Linux latest version

Notepad++7.3.1
Easy-to-use and free code editor

PhpStorm Mac version
The latest (2018.2.1) professional PHP integrated development tool

Dreamweaver CS6
Visual web development tools
