Find side x, giving your answer to 1 decimal place.
819)
7 cm
40°
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Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r