Posted by **janice** on Friday, November 16, 2012 at 6:20am.

Given BC = 53 cm, BD = 62 cm, CD = 80 cm, ABC = 53°, and ACB = 66°, find the following. (Round your answers to the nearest whole number.)

(a) the length of the chainstay, AC

AC = cm

(b) BCD

BCD = °

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