OrianQ392364
OrianQ392364
31-10-2022
Mathematics
contestada
Solve for X with intersecting chords
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EmyaZ630734
EmyaZ630734
31-10-2022
We apply the secant-angle theorem,
[tex]\frac{156+54}{2}=105^0[/tex]
Then,
[tex]\begin{gathered} x+105^0=180^0\text{ (angle in a straight line)} \\ x=180^0-105^0 \\ x=7^{}5^o \end{gathered}[/tex]
Therefore, x=75 degr
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