Find the missing side or angle. Round to the nearest tenth. C=53° B= 80° a=2 b=[ ? ]
2 answers:
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The subtraction theorem states that for all real numbers, 
and 
, 
.
(To subtract, we can add the inverse.)
Thus, we can have the these two equivalent expressions.
(To subtract, we can add the inverse.)
Thus, we can have the these two equivalent expressions.