Answer:
x = 74.2°
Step-by-step explanation:
Complementary angles are two angles whose sum is 90°.
Let x = the second angle
15.8° + x = 90°
x = 90 - 15.8°
x = 74.2°
9514 1404 393
Answer:
(d) -√((2+√2)/(2-√2))
Step-by-step explanation:
5π/8 is a 2nd-quadrant angle whose reference angle is greater than π/4. This means the tangent is negative with a magnitude greater than 1. The only reasonable choice is ...

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<em>Additional comment</em>
This simplifies to -(1+√2). Your calculator can verify the choice for you.
I believe that 30.5 as a fraction is 30 and 1 half but don't take my word
Plug all the point into your calculator. Not sure if you need it y=mx+b but the R for that is r= -1
Answer:
the answer and explanation of the question is in the picture
Step-by-step explanation:
hope this helps
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