1315074630 1315074630

28-03-2017
Mathematics

contestada

What is m∠B?

Round the value to the nearest degree.

What is mB Round the value to the nearest degree class=

Respuesta :

28-03-2017

Use the law of sines....(sina/A=sinb/B=sinc/C)

(sin90)/17=(sinb)/15

sinb=15/17

b=arcsin(15/17)

b=62°

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