Polar Equation of a Circle Polar form of the equation of the circle is almost similar to the parametric form of the equation of the circle. We usually write polar form of the equation of circle whose center is origin. Let’s take a point P(rcosϴ, rsinϴ) on the boundary of the circle, where r is […]

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Equation of a Circle when the Center of Circle Coincides with the Origin In this tutorial we will learn, equation of a circle when the center of circle coincides with the origin with examples. Equation of a circle with center at (h, k) and radius equal to r, is (x – h)² + (y – […]

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Lines of Symmetry In Regular Polygons What is line of symmetry? An object is considered to be symmetrical, if when folded or sliced in half, both halves are mirror images of one another. An object is said to have a line of symmetry when one half of it is the mirror image of the other. […]

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       Introduction – Pie Chart   Here we will discuss in brief about construction of a Pie Chart or Pie Graph from given data. Let us see what is a pie chart or pie graph. A “pie graph or (pie chart)” is a circular chart divided into sectors, each sector represents a proportionate part of a whole. […]

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