First solve for BD:
Then use sine rule:
insert values
exchange sides
simplify
change side
rounded to nearest hundredth
Answer:
x = 39°
Explanation:
for right angle triangle ABD
BD^2 = 36 + 64 = 100
BD = 10
use sine law
sin (29) / BD = sin (x)/ DC
sin (29)/ 10 = sin x/ 13
sin x = 13 sin (29)/ 10
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