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Trigonometry, Pythagoras' Theorem, Sine Rule, Cosine Rule
20 topics • Page 1 of 1
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- Trigonometric Prove
by nycmath » Fri Aug 28, 2026 10:37 am
- 2 Replies
- 10 Views
- Last post by nycmath
Sat Aug 29, 2026 4:26 am
- Trigonometric Prove
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- Prove Trigonometric Identities
by nycmath » Fri Aug 28, 2026 10:34 am
- 0 Replies
- 6 Views
- Last post by nycmath
Fri Aug 28, 2026 10:34 am
- Prove Trigonometric Identities
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- Compute Trigonometric Quantities
by nycmath » Fri Aug 28, 2026 10:32 am
- 0 Replies
- 4 Views
- Last post by nycmath
Fri Aug 28, 2026 10:32 am
- Compute Trigonometric Quantities
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- Really hard problem with cos rule
by kate » Fri Jul 04, 2008 2:09 pm - 3 Replies
- 2852 Views
- Last post by Guest
Wed Oct 01, 2025 11:07 pm
- Really hard problem with cos rule
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- Help with geometry problem
by Guest » Mon Jul 22, 2024 3:10 pm
- 1 Replies
- 4415 Views
- Last post by shyamjayakannan
Sun Feb 02, 2025 2:46 pm
- Help with geometry problem
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- Pythagoras 3,4,5 triangle
by Guest » Thu Jun 15, 2023 5:57 pm - 1 Replies
- 1215 Views
- Last post by Guest
Fri Apr 05, 2024 7:56 am
- Pythagoras 3,4,5 triangle
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- Pythagorean Theorem Examples
by Guest » Mon Feb 27, 2012 3:52 am - 2 Replies
- 2609 Views
- Last post by GeradHum
Tue Apr 25, 2023 4:35 pm
- Pythagorean Theorem Examples
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- help needed
by Guest » Thu Oct 18, 2018 3:30 am
- 3 Replies
- 2100 Views
- Last post by filonina
Mon Jun 27, 2022 1:22 pm
- help needed
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- Simple and hard trig equation proof
by Guest » Tue Mar 30, 2021 6:37 am
- 1 Replies
- 1122 Views
- Last post by Guest
Mon Jun 07, 2021 7:59 am
- Simple and hard trig equation proof
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- Determination of the period of Sinus
by kubas126 » Wed Nov 04, 2020 7:53 pm - 2 Replies
- 1220 Views
- Last post by HallsofIvy
Tue Jan 05, 2021 8:37 am
- Determination of the period of Sinus
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- Prove $x^2+y^2=1$
by Guest » Sat Jan 25, 2020 2:26 pm - 1 Replies
- 1142 Views
- Last post by HallsofIvy
Mon Aug 31, 2020 5:51 pm
- Prove $x^2+y^2=1$
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- Artistic Sinus and Cosine
by d2010 » Sun Mar 08, 2020 1:08 pm - 1 Replies
- 1407 Views
- Last post by d2010
Fri Mar 13, 2020 3:01 am
- Artistic Sinus and Cosine
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- 30-60-90 triangle HELP!
by Guest » Sat Jan 25, 2020 4:21 pm - 1 Replies
- 1129 Views
- Last post by HallsofIvy
Sun Jan 26, 2020 8:09 am
- 30-60-90 triangle HELP!
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- Trigonometric equations with multiple angles
by ariannadimartino » Thu Oct 31, 2019 10:20 am
- 1 Replies
- 1209 Views
- Last post by HallsofIvy
Fri Dec 13, 2019 7:38 pm
- Trigonometric equations with multiple angles
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- Pythagoras in 3D
by Guest » Tue Oct 15, 2019 4:17 pm
- 1 Replies
- 1292 Views
- Last post by Baltuilhe
Tue Oct 22, 2019 9:48 pm
- Pythagoras in 3D
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- A boy works 10km westward and then 30 degree north of west
by Guest » Tue Dec 27, 2011 6:42 am - 1 Replies
- 2239 Views
- Last post by Guest
Sun Jun 16, 2019 6:41 am
- A boy works 10km westward and then 30 degree north of west
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- Solving for height in back to back pythagorus triagles
by Guest » Tue Aug 28, 2018 4:52 pm
- 3 Replies
- 1713 Views
- Last post by Guest
Thu Aug 30, 2018 11:20 am
- Solving for height in back to back pythagorus triagles
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- Prove the trig identity cos(2x)+sin^2(x)=1/2 sin(2x)cot(x)
by Guest » Mon Apr 17, 2017 7:40 pm - 2 Replies
- 2332 Views
- Last post by Math Tutor
Wed Apr 19, 2017 1:19 am
- Prove the trig identity cos(2x)+sin^2(x)=1/2 sin(2x)cot(x)
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- A problem involving with sin rule
by kate » Fri Jul 04, 2008 2:06 pm - 2 Replies
- 3380 Views
- Last post by DeusAbscondus
Sat Jul 14, 2012 9:47 pm
- A problem involving with sin rule
20 topics • Page 1 of 1
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