how can we find the radius of a circle if we know three points that lie on it. let those points be (a,b), (c,d), (e,f). Please teach me how to do these types of questions.Thank you
albert , 9 Years ago
Grade
2 Answers
Saurabh Kumar
Last Activity: 9 Years ago
Write the basic euation of circle. As the circle is pasing through the given points, so put these coordinates value i place of variable terms, x and y. or use this equations and find the solution. a(x – x1) + b(y – y1) = 0 Put the value of x and y and calculate the answer...
albert
Last Activity: 9 Years ago
but sir with your equations there will be four unknowns and three equations only as i will not know x,y,a,b.
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