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PLEASE HELP ASAP!!!

PLEASE HELP ASAP!!!-example-1
User Albion
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1 Answer

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√(210)

There is a theorem in Geometry stating that the square of the tangent segment (ST) is equal to the product of the external secant segment (TR) and the whole secant segment (TQ).

SQ x SQ = TR x TQ
SQ squared = 7 x 30
SQ squared = 210
SQ =
√(210)
User Nazra
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