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Mathematics 18 Online
princeevee:

i need my answers checked

princeevee:

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princeevee:

i chose true

princeevee:

@umm

imqwerty:

\(\color{green}✓\)

princeevee:

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princeevee:

i chose yes @imqwerty

imqwerty:

how're you gonna find the side length?

princeevee:

oh.

imqwerty:

you can't find the side length with just the angles and no side given

princeevee:

alright.

princeevee:

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princeevee:

i chose false for this one

imqwerty:

y

princeevee:

i thought it would come up as a different result if you put it in sin

imqwerty:

\(\large sin^{\color{red}{-1}}(a)=b\) means that you get a when you do \(\large sin(b)\) note: the range of values that \(\large sin^{-1}(x)\) can attain vary between -90degrees to 90 degrees

princeevee:

so it was true...

imqwerty:

yeah

princeevee:

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imqwerty:

are you guessing the answers?( ͡° ͜ʖ ͡°)

princeevee:

no, i'm kinda trying a bit...

563blackghost:

Angle T is a right angle. It is shown with a square. Your answer is incorrect. You need to test each type of answer. ~~ Start with A. You are finding the solution to angle S, while using sin ratio. This means you will use the opposite and hypotenuse side. Which is the opposite side? Which is the hypotenuse?

princeevee:

SR?

563blackghost:

Yes SR is the hypotenuse, what about the opposite side?

princeevee:

TR

563blackghost:

Yes. So you have \(\large\bf{sin (x) = \frac{22.5}{26}~~~~ \rightarrow ~~~ \color{red}{\sin^{-1}(\frac{22.5}{26} )= m \angle S}}\) Now you would plug this into your calculator.

princeevee:

so...

563blackghost:

What did you get?

princeevee:

i dont have a calculator that can plug this in..

563blackghost:

wah wah okie try using mathway.com

princeevee:

1.04?

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