![m\angle DBC=\frac{1}{2}[arc\ DC]](/tpl/images/0497/3324/e893d.png)
![60\°=\frac{1}{2}[arc\ DC]](/tpl/images/0497/3324/fadb5.png)
----> because the diameter BD divide the circle into two equal parts
![m\angle BDC=\frac{1}{2}[arc\ BC]](/tpl/images/0497/3324/6d29c.png)
![m\angle BDC=\frac{1}{2}[60\°]](/tpl/images/0497/3324/d9047.png)
In the circle below, db = 22 cm, and m< dbc = 60°. find bc. ignore my handwriting.
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Mathematics, 03.02.2020 17:54 infoneetusinghoyg22o
In the circle below, db = 22 cm, and m< dbc = 60°. find bc. ignore my handwriting.
Answers: 1
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