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# (CMRJ 2014) - Question Medium of Math

In a regular pentagon ABCDE with sides measuring 10cm, the diagonals intersect at point P, as shown in the figure below. The length of segment CP, in centimeters, is:
a.
-5+5√5
b.
5
c.
5√2
d.
5√5
e.
5+5√3

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Source: CMRJ
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