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Modern geometry transcends the formulas for the Pythagorean theorem and the area of a circle that you probably learned in high school. The field has branched into a variety of sometimes esoteric ...

Circle geometry Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius.

The book consists of five chapters. The first four chapters deal with the application of vector algebra, analytic geometry, complex numbers and the inversion transformation to geometric problems.

The use of information technology for mathematics teaching is a trend in education, and teachers can help students having deep learning with the help of information technology. This study used the ...