Find the inversion point of the given point (4, 5) with respect to the circle x² + y2 - 4x – 6y - 3 = 0. Also, show in the graph.​

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.