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SpyIntel [72]
3 years ago
6

Someone pls help me!!

Mathematics
1 answer:
steposvetlana [31]3 years ago
5 0

Answer:

r = \frac{12\sin 20\degree}{ \sin 35\degree }

Step-by-step explanation:

By sine rule

\frac{r}{ \sin \angle R }  =  \frac{p}{ \sin \angle P}  \\  \\  \frac{r}{ \sin 20\degree }  =  \frac{12}{ \sin 35\degree }  \\  \\ r = \frac{12\sin 20\degree}{ \sin 35\degree }

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