meerkat18 meerkat18

03-08-2016
Mathematics

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Point O is the centre of the circle. What is the value of x? (Assume that lines that appear to be tangent are tangent)

Point O is the centre of the circle What is the value of x Assume that lines that appear to be tangent are tangent class=

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HomertheGenius HomertheGenius

16-08-2016

Sum if the inner angles of the quadrilateral:
150° + 90° + 90° + x = 360°
330° + x = 360°
x = 360° - 330°
x = 30 °

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