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strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

strands.geometry.h1

Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

Performing mathematical operations like addition, subtraction, division

strands.statistics-probability.h1

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

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strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

strands.geometry.h1

Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

Performing mathematical operations like addition, subtraction, division

strands.statistics-probability.h1

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources
Get started with our Resources
GeoGebra

Calculator Suite

Explore functions, solve equations, construct geometric shapes

GeoGebra Graphing

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

GeoGebra Geometry

Geometry

Explore geometric concepts and constructions in a dynamic environment

GeoGebra 3D Calculator

3D Calculator

Graph functions and perform calculations in 3D

GeoGebra Scientific Calculator

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

GeoGebra Notes

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

App Downloads
Get started with the GeoGebra Apps

Bunryu Kamimura

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  • 2つの円の相似の中心

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  • 2つの円の相似の中心

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  • 2つの円の根軸と3つの円の根心

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  • 反転(鏡映)から根と極と極線

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  • アポロニウスの問題

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  • アポロニウスの問題・極線と極から接点を捜す

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  • アポロニウスの問題・極線と極

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  • 和算入門(直角三角形と内接円)

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  • 「算法少女」の問題

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  • 一直線上にある点

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  • 千葉胤秀の問題

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  • 根軸と根心による作図方法

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  • ピタゴラス数を図で表す

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  • 平方根

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  • ピタゴラスの定理(三平方の定理)の証明

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  • デカルトの解析幾何学

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  • 二次方程式を因数分解で解く方法

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  • 二次方程式の因数分解の仕方

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  • かけわり図

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