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anonymous
 one year ago
When you stand twentyfive feet from the circular base of a structure, your distance to a point of tangency with the base is forty feet. Find the radius of the base.
a) 44.5 ft
b) 39 feet
c) 19.5
d) 31.2
anonymous
 one year ago
When you stand twentyfive feet from the circular base of a structure, your distance to a point of tangency with the base is forty feet. Find the radius of the base. a) 44.5 ft b) 39 feet c) 19.5 d) 31.2

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mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.0dw:1439174178310:dw

mathstudent55
 one year ago
Best ResponseYou've already chosen the best response.0By the Pythagorean theorem: \(\Large r^2 + 40^2 = (r + 25)^2\) Solve for r.
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