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Help plsSolve for [x]. Assume that lines which appear Tangent are Tangent.a) 13b) 14c) 9d) 8

Help plsSolve for [x]. Assume that lines which appear Tangent are Tangent.a) 13b) 14c-example-1
User Daanish
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1 Answer

1 vote

Answer:

Step by step explanation:

To solve this situation use the theorem for two secants of a circle:

Then for the situation, we can say that:

Solve for x:


\begin{gathered} 196=(-1+x)(1+x-1+x) \\ 196=(-1+x)(2x) \\ 196=-2x+2x^2 \\ -2x^2+2x+196=0 \end{gathered}

Solving

Help plsSolve for [x]. Assume that lines which appear Tangent are Tangent.a) 13b) 14c-example-1
Help plsSolve for [x]. Assume that lines which appear Tangent are Tangent.a) 13b) 14c-example-2
User Orlyyn
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