Circle Equation

The two circles c₁:(X+2)² + (y – 1)² = 4 , c₂, : (X-5)² + (y - 3)² = 9 are ..........

• intersecting

• touching externally

• touching internally

• distant

How many circles whose centre (3 ,-5) and touches one of the two axes ?

• 4

• 3

• 2

• 1

14 The circle whose equation (x - 1)2 + (y + 2)2 = 5 passes through the point ..........

• (3,-1)

• (2,-4)

• (0,0)

• all the pervious

If the line y = 2 intersects the circle whose equation (X- 3)² + (y- 2)² = 25 at the two points A and B , then AB = ......

length unit

• 7

• 8

• 10

• (x-1)²+(y - 3)² = 9

• (x+2)²+(y-4)² = 36

• (x + 1)² + (y+3)² = 9

• (x-1)²+(y-3)² = 36

The point (2,2) lies the circle whose equation X2 + y2 =9

• on

• inside

• On the centre of circle

• outside

Write the equation of the circle

• (0,0)

• (0,-3)

• (3,0)

• (0,3)

• 9

• 6

• 3

• (-3

What is the center?

• (-7,8)

• (7,-8)

• (7,8)

• (-7,-8)