Primary Trigonometric Ratios: label "opposite", "adjacent" sides; find ratios from labeled triangle

DNLDN2

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May 11, 2024
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How would I asnwer these 2 questions? This isnt even my work but it is the work of someone very close to me.. please help me.
math.png
 
How would I asnwer these 2 questions? This isnt even my work but it is the work of someone very close to me.. please help me.
View attachment 37818
In Q.3, you have already applied two of the labels so it should be patently obvious where the third goes. 🤔

For Q. 4, study the aide memoire I created (below)...


Basic R-A Triangle Trig.png

Hope that helps. 😊
 
@DNLDN2

Q3. is trivial; there is only one label left to apply so there's no need to start a second thread for that.

Q4. Below is the aide memoire I meant to give you (I inadvertently uploaded the wrong picture).
Using the information provided in that, you should enter in the first column:-


[math]\qquad\quad\;\sf Sin\,A=\frac{OPP}{HYP}[/math]

[math]\sf\implies Sin\,A=\frac{7}{13}[/math]
Now please complete your page with the remaining entries (for both Q3 and Q4) and re-upload your picture. Someone will then confirm your answers are correct (or explain where you may have gone wrong if necessary).

Hope that helps. 😊

Basic-R-A-Triangle-Trig.png
 
If the problems are trivial and/or related I think that it is ok to post two problems.
Agreed. 👍

I often get the impression that certain members (not pointing any elbows
😉) are just posting for the sake of it without really considering what's already been written in a thread.
(Maybe in an attempt to regain former status? 🤣).

I always read every thread I look at right from the the OP to the last post in it before adding my own tuppenceworth (if I think it's worth adding anything) and I think that's a practice that everyone should adopt.

(But, then, who cares what I think? 🤷‍♂️)
 
If the problems are trivial and/or related I think that it is ok to post two problems.
If 2 is okay, where do we stop - 3, 4, 7?

In the posting guidelines it explicitly states:

Start a new thread for each exercise.

Maybe in an attempt to regain former status?
That thought is only excersized by the defeated colonialists !!!
 
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