This is simply a method to find the center of a circle, using very simple techniques. You'll need a ruler, a pencil and some way of measuring right angles. You might want to use this technique to know where to drill the hole in the middle or draw concentric circles on the surface. ...
Find the Center of a Circle: This instructable shows how to find the center of a circle. Many, many projects involve circular things and a need to easily find the middle. For various reasons pre-determining the center of a cut circle can be difficult, pa
Problem 4 Find the equation of the circle tangent to both x-axis and y-axis. The center of the circle on the line 5x-3y=8. 答案 Solution :(x-4)2+(y-4)2=16or(x-1)2+(y+1)2=1.Method 1 Since the circle is tangent to both axes the center of the circle is on the line 5x...
Find the equation of the tangent to the circlex2+y2−2ax−2ay+a2=0which makes with the coordinate axes a triangle of areaa2. 05:07 View Solution Equation of a circle touching the y-axis at origin isx2+y2−2ax=0.Find the ...
I am trying to draw a tangent line to the bottom... Learn more about image processing. calculating droplet angle
A circle C has equation x^2+y^2+4x-10y-21=0Find(a) (i) the coordinates of the centre of C,(ii) the exact value of the radius of C.(3)The point P(5, 4) lies on C.(b)Find the equation of the tangent to C at P, writing your answer in the form y=mx+c,where m...
Let the equation of the tangent line be y= -x +b. Substituting this into the equation of the circle: 2x^2- 2bx+b^2-4=0 . Since the line is tangent to the circle, we have △=(-2b)^2-4*2(b^2-4)=0 Solving for b: b =±2 2. So the equation of the tangent line is ...
Answer and Explanation: {eq}(x - 1)^2 + (y + 3)^2 + (z - 2)^2 = 4 \ Intercept\ on\ the\ XY\ plane:\ put\ z=0\ Hence,\ equation\ of\ circle\ on\ XY\ plane is (x - 1)^2...Become a member and unlock all S...
Find the number of common tangents of two circlesx2+y2=4,x2+y2−6x−8y+16=0, View Solution : The number of common tangents to the circlesx2+y2−4x+6y+8=0andx2+y2−10x−6y+14=0is : (A) 2 (B) 3 (C) 4 (D) none of these ...
Divide the area by pi then square root your answer which will give the radius of the circle and use 2*pi*radius to find the circumference.