Maths Made Easy Equation Of A Circle Complete Guide

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maths made easy equation of a circle. The Equation of a Straight Line ymxc A straight line graph will always have an equation in the form ymxc. X 2 y 2 1 2.

Equation Of A Circle 1 Learning Support Gcse Revision Math
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Find the equation of the tangent to the circle x 2 y 2 10x 2y 13 0 at the point -3 2. Textcolor red x2 textcolor limegreen y2 textcolor blue 42 x2 y 2 42. In this equation the letters h k and r are constants in other words their values are fixed.

Circumference pi d pi times 42 1319 textcm 1 dp The diameter is twice the length of the radius so the textradius 42 div 2 21 cm.

The equation of a circle of radius r centered at the point h k Think of this equation as the master template for every possible equation of a circle. Circle graphs for a circle have the general equation. P d 2 p r. The area of a rectangle with sides of 5 units and 10 units equals 50 square units.