find the equation of a circle with center 1 4 and radius 3 3 let s 13 example 10 write the equation of a circle with center 3 5 and containing the point 9 10 use the distance formula to find the radius 3 write 14 example 11 write the equation of a circle with center 5 2 and containing the point 7 3 use the distance formula to find the radius 10 example distance and midpoint formulas circles ppt circles objectives write an equation for a circle given 3 let s equation of a circle with radius 3 tessshlo 3 3 the equation of a circle in standard form 1 center 0 0 radius r equation of a circle 0 0 p x y r proof x y point x y is on a circle whose radius is r units and conics d wetzel ppt precalculus functions graphs example 3 find an equation of the circle that satisfies the ex 1 write an equation of a circle with center 3 2 example 3 write the equation of the line that is tangent to the circle at the the center is the radius is the equation is 6 find the center radius 5 circles center radius form of a circle 3 point ex 1 write an equation of a circle with center 3 2 precalculus functions graphs example 1 sketch the graph of the circle or semi if the center of the circle is not at the origin then the equation for the write the standard equation of the circle with the given center and radius 6 sec write an equation of a circle with center 0 and radius 3 graphing circles if you know the equation of a circle you can graph the circle example 1 c write the equation of the circle graphed below 5 ex 3 graph the circle center 2 3 radius 3 3 8 equation 6 example 6 finding an equation of a circle and graphing find an equation of the circle with radius 3 and center at 0 0 and graph the circle example 3 find an equation of the circle with radius 3 and center 2 more about the equation of the circle circle image titled calculate the radius of a circle step 14 find the center and radius of the circle write the standard equation of a circle example 2 write the standard equation of the circle image titled calculate the radius of a circle step 3 another example find the center the length of the radius and write the use the distance formula to write and equation for the circle write the standard form of the equation for a circle centered at point 2 8 and has a radius of 4 write the centre radius equation of the circle writing the equation of a circle which is a circle with the center at left 0 0 right 0 0 and a radius of 5 5 units the blue radius touches the circle at left 4 3 right 4 3 write the equation of the circle in standard form the equation of a circle use exercises 1 find the equation of the circle with find the equation of the tangent to the circle x2 y2 6y 16