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OpenStudy (anonymous):
PLEASE help? a circle with radius x is shown below. the diagram is not drawn to scale. what is the value of x? round the answer to the nearest tenth.
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OpenStudy (anonymous):
OpenStudy (campbell_st):
the solution will require pythagoras theorem the perpendicular line from the centre bisects the chord so you can form a right triangle with sides 14 and 8 I have redrawn the diagram showing the radius x. |dw:1401863547188:dw| hopefully this helps you find the length of x
OpenStudy (anonymous):
16.1 ! @campbell_st
OpenStudy (anonymous):
can you help with one more? its asking the same thing except it has two chords.
OpenStudy (anonymous):
use ratio method
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OpenStudy (anonymous):
8/18 = 6/x
OpenStudy (anonymous):
13.5
OpenStudy (campbell_st):
16.1 is the correct answer...
OpenStudy (anonymous):
13.5 is correct
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