1 Answer

Mick MacCallum · Answer 1 · 2020-10-30T02:57:29+0000

OK we have a right angle A and we're interested in angle B.

Relative to B, AB=7 is the adjacent side and AC=17 is the opposite side so we have:

$\tan B = \frac{\textrm{opp}}{\textrm{adj}} = (17)/(7)$

$B = \arctan (17)/(7) \approx 67.62 ^\circ$

Answer: 68

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