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The angle between the tangents drawn from a point on the circle $\mathrm{x^2+y^2=50}$ to the circle $\mathrm{x^2+y^2=25}$ is
Option: 1
$45^{\circ}$

Option: 2
$60\degree$

Option: 3
$90\degree$

Option: 4
$120\degree$

Answers (1)

best_answer

Clearly, $\mathrm{x^{2}+y^{2}=50}$ is the director circle of the circle

$\mathrm{x^{2}+y^{2}=25}$ So, the angle between the tangents is a right angle.

Posted by

Suraj Bhandari

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