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aniked [119]
3 years ago
13

\cos (x-10\deg )=(\sqrt(3))/(2)

Mathematics
1 answer:
Charra [1.4K]3 years ago
4 0

Answer:

40°

Step-by-step explanation:

\cos (x-10\degree )= \frac{ \sqrt{3} }{2}  \\  \\ \cos (x-10\degree )=\cos 30\degree  \\  \\ x-10\degree  = 30\degree \\  \\ x = 30\degree + 10\degree \\  \\ x = 40\degree

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