3 years ago

[ Trigonometry ]

Mathematics

1 answer:

PSYCHO15rus [73]3 years ago

3 0

Hello from MrBillDoesMath!

Answer:

B = 67.4 degrees (approximately)

Discussion:

From plane trigonometry

sin(B) = side opposite angle B \ hypotenuse

= 12/13

Use a calculator (take the inverse sine of 12/13) gives

B = 67.4

Thank you,

MrB

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