Please solve q 71 ?
2 Answers
(1)
Explanation:
I used a free online graphing calculator to duplicate the drawing:
I used the equations:
to obtain the
By putting the radius of the small circle on an adjustable slider and making its center dependant on the radius, I discovered the equation:
made the small circle be tangent at the three points.
From this information, we obtain the following ratio:
Multiply by
Please observe that the above equation describes the selection (1).
I know that this is not the geometric solution that you desire but you, now, know the correct answer and can work out a solution.
Explanation:
let
given
let
Let
In