9.The equation of a circle is `x^2+ y^2=4` A regular hexagon is inscribed in the circle whose one vertex is (2 0) .Then a consecutive vertex has the coordinates.

The area of a circle is A 1 and the area of a regular pentagon inscribed in the circle is A 2 ​ . Then A 1:A 2 ​ is

A regular hexagon is inscribed the circle. If the area of hexagon is 24sqrt(3)\ c m^2 , find the area of the circle. (U s e\ \ pi=3. 14)

Shown below is a regular hexagon inscribed in a circle whose radius is 4 inches . What is the perimeter, in inches, of the hexagon?

An equilateral triangle is inscribed in the parabola y^(2)=4ax whose vertex is at the vertex of the parabola .Find the length of its side.

An equilateral triangle is inscribed in the parabola y^2=4ax whose vertex is at of the parabola. Find the length of its side.

Find the equation of the largest circle with centre (1, 0) that can be inscribed in the ellipse x^2 + 4y^2 = 16

If an equilateral triangle is inscribed in the circle x^(2)+y^(2)-6x-4y+5=0 then its side is

Find the equation of a parabola whose vertex is (-2,0) and focus is (0,0).

(x-6)^2 + (y+5)^2 =16 In the xy-plane, the graph of the equation above is a circle. Point P is on the circle and has coordinates (10, −5). If bar(PQ) is a diameter of the circle, what are the coordinates of point Q ?

If the equation of a circle is lambdax^2+(2lambda-3)y^2-4x+6y-1=0, then the coordinates of centre are