Last Person To Post Here Wins (Part 29)

Original post by Habina786xx

See the formulae doesn't fit this question as B doesn't have an angle
ImageUploadedByStudent Room1475413436.115633.jpg

It does, work out angle CBA and then go from there.

Hint: Angles in a triangle add to 180 degrees.

Reply 7222

Original post by hamza772000

It does, work out angle CBA and then go from there.

Hint: Angles in a triangle add to 180 degrees.

78+67
Ans-180

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Reply 7223

PrincessBO$$

Original post by mediaya

No worries :smile:

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I will

(hopefully :tongue:

)

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Loool ikr, i hope its ended now :rofl:

Aww thats good! They are quite motivational to (only) READ!
True! :frown:

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sorry, shouldnt have asked :redface:

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Lol yeah

Aysha dont see this the wrong way
wallah i lost all my motivation :frown:

i see no point of my life. Im not suicidal alhamduiallah. Im so so upset :frown:

Im not 'happy' anymore and i dont think i'll ever be as happy again. :frown:

Reply 7224

Original post by Habina786xx

78+67
Ans-180

Posted from TSR Mobile

The other way round :tongue:

180-(78+67) or simply 180-78-67.

Reply 7225

Original post by hamza772000

The other way round :tongue:

180-(78+67) or simply 180-78-67.

Yeah i did that.

And now ill label them.

Is it b/sinB = a/SinA

ImageUploadedByStudent Room1475413856.717053.jpg

Reply 7226

Original post by Habina786xx

Yeah i did that.

And now ill label them.

Is it b/sinB = a/SinA

ImageUploadedByStudent Room1475413856.717053.jpg

YUP

Reply 7227

ImageUploadedByStudent Room1475413992.750204.jpg

Reply 7228

Original post by hamza772000

YUP

This doesn't work either.
To find the angle A

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1475414350985.jpg37.8KB

Reply 7229

Original post by Habina786xx

This doesn't work either.
To find the angle A

Posted from TSR Mobile

wait I thought u wanted to wrk out that side lol, u can use the cosine rule here as Angle CAB is in between 2 sides

Reply 7230

Original post by hamza772000

wait I thought u wanted to wrk out that side lol, u can use the cosine rule here as Angle CAB is in between 2 sides

Cosine rule to find the angle?

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Reply 7231

Doesn't workkkkk. A has no sideeee :frown:

1475414687669.jpg34.3KB

Reply 7232

Original post by Habina786xx

Cosine rule to find the angle?

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Yeah? rearrange the formula to get Cos(A) then do inverse Cos i.e Cos^-1

Reply 7233

Original post by hamza772000

Yeah? rearrange the formula to get Cos(A) then do inverse Cos i.e Cos^-1

Doesn't work.

Posted from TSR Mobile

Reply 7234

https://youtu.be/QMwfy-4m95I

Original post by Habina786xx

Doesn't work.

Posted from TSR Mobile

watch a yt vid on how to work out an angle using cosine rule

Reply 7235

username1942323

Original post by PrincessBO$$

Aysha dont see this the wrong way
wallah i lost all my motivation :frown:

i see no point of my life. Im not suicidal alhamduiallah. Im so so upset :frown:

Im not 'happy' anymore and i dont think i'll ever be as happy again. :frown:

Dw i wont

Aw Asma... :redface:

. Dont really know what to say about this tbh :redface:

idk myself :/
it's normal to feel that way, it had to happen one day or another :frown:

but i promise, u'll find happiness once again and what you deserve one day :h:

it wont go forever, might take a long time depending on what type of person you are, but till then just hold on! Allah does the best, just believe in him :smile:

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Reply 7236

https://youtu.be/QMwfy-4m95I

Original post by mediaya

Dw i wont

Aw Asma... :redface:

. Dont really know what to say about this tbh :redface:

idk myself :/
it's normal to feel that way, it had to happen one day or another :frown:

but i promise, u'll find happiness once again and what you deserve one day :h:

it wont go forever, might take a long time depending on what type of person you are, but till then just hold on! Allah does the best, just believe in him :smile:

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