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Mathematics 15 Online
OpenStudy (anonymous):

Radius of circle O has a slope of 2.5. What is the slope of the line tangent to circle O at point A? 2.5 -0.4 -5

OpenStudy (campbell_st):

a radius and tangent are perpendicular to each other at the point of contact |dw:1434398722214:dw| that should be enough information to help you answer the question

OpenStudy (anonymous):

can't wait to see the answer to this

OpenStudy (anonymous):

how can the radius of a circle have as slope?

OpenStudy (campbell_st):

|dw:1434398863330:dw|

OpenStudy (anonymous):

lol i see, never thought of it that way they are perpendicular, take the "negative reciprocal"

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