Mathematics, 05.06.2021 17:00 ninilizovtskt

I think I have part A but I'm stuck on B and C (a) The coordinate (-1,2) defines the centre of a circle.

The coordinate (9, -22) lies on the circumference of this circle

Find the equation for this circle.

(b) Find the tangent to the circle at the point (9, -22).

(c) Find the area of the triangle made with your tangent and the axis.

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