Topic: to a circle list of topics
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8 items are filed under this topic.

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	A tangent to a circle		2018-06-10
		From Bellle: Determine the equation of the circle which has its center at (3,1) and tangent 3x-4y+5=0 Answered by Penny Nom.
	A circle is inscribed in a hexagon		2015-12-28
		From Lalitesh: A circle is inscribed in a regular hexagon ABCDEF Prove that AB+CD+EF=BC+DE+FA Answered by Penny Nom.
	A tangent line to a circle		2015-09-03
		From Jamie: Use the Greek method to find an equation of the tangent line to the circle x^2+y^2-4x+6y+4=0 at the points (3,2square root 2-3. Answered by Penny Nom.
	Two parallel tangents to a circle		2015-03-05
		From Samantha: The equation of a circle is x^2+y^2=25. Determine the equation of the parallel tangent lines to this circle, for which the slope is 4/3. Answered by Penny Nom.
	A tangent to a circle		2014-12-22
		From azman: Find the equation of the tangent line to the circle x^2+y^2=9 at the point P (2, square root of 5). Answered by Penny Nom.
	The tangent to a circle at a point on the circle		2013-02-22
		From Andrew: What is the equation of the line tangent to the circle with equation x^2+y^2=25 at the point (-4,3) Answered by Penny Nom.
	A tangent to a circle		2011-02-06
		From debz: what is the formulae of the tangent to a circle.... our teacher gave us a lot of homework.. and she ask us to find the formulae by ourselves.. Answered by Penny Nom.
	How many bricks I can place around a 26-inch circle?		2008-05-22
		From Jon: I want to know how many bricks I can place around a 26-inch circle? There must be a formula other than trial and error. The length of the bricks is 6-inches. [How many 6-inch tangents can be in a 26-inch circle? Thank you very much. Jon Answered by Harley Weston.

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