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Geometry and Trig
Ask your questions about all levels of geometry from elementary school through college.
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Locked
Sticky
Read Before Posting!!
Ted
Feb 20, 2006
Replies
0
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34K
Feb 20, 2006
Ted
T
arc in circle
shahar
Mar 24, 2026
Replies
10
Views
1K
Monday at 8:42 PM
The Highlander
K
Difficult trigonometric problem
Krishang
May 3, 2026
Replies
4
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578
May 4, 2026
Krishang
K
cyclopropane
logistic_guy
Dec 23, 2024
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1
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14K
Apr 22, 2026
jonhda1204200
J
P
Trig equations
paulxyz
Nov 20, 2025
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4
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2K
Apr 19, 2026
khansaheb
K
M
SURFACE AREA OF COMPOSITE SOLID.
madiiiiss
Feb 28, 2022
Replies
6
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3K
Mar 31, 2026
Dr.Peterson
half cone
shahar
Mar 29, 2026
Replies
3
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1K
Mar 30, 2026
shahar
S
Locked
Cross Section Length of a Pentagon
sjohnson89
May 21, 2019
Replies
11
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5K
Mar 24, 2026
lookagain
L
B
Circles and Sine Waves
Billy_B
Mar 3, 2026
Replies
6
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1K
Mar 8, 2026
Dr.Peterson
areas in regular octagon
shahar
Mar 2, 2026
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13
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2K
Mar 3, 2026
The Highlander
C
Trigonometry problem
chijioke
Mar 1, 2026
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12
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1K
Mar 3, 2026
The Highlander
M
Help with this trig equation.
mastermindarmen
Apr 2, 2024
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4
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2K
Feb 28, 2026
calculusexpert
T
Isolating a variable
texasaggie0004
Feb 19, 2026
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8
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1K
Feb 27, 2026
kurksai
K
N
Perimeter of Regular Polygon
nasi112
Dec 10, 2025
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11
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4K
Feb 25, 2026
Dr.Peterson
M
Why am I getting different incentres for the same triangle?
Maths Pro
Feb 8, 2026
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14
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2K
Feb 20, 2026
Maths Pro
M
Z
Perpendicular from point to line
Zongear
Feb 19, 2026
Replies
5
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676
Feb 20, 2026
Zongear
Z
D
Locked
Construction of a quadrilateral
DiscipulusEuclidis
Feb 10, 2026
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2
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571
Feb 12, 2026
mrtwhs
M
Robot Exit Angle Between Two Objects
imk
Apr 7, 2023
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11
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3K
Jan 28, 2026
georgef
G
S
Locked
Apothem and radius problems
SomeoneYouDontKnow
Mar 3, 2016
Replies
7
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3K
Jan 12, 2026
MarkOlwen
M
Overlaping triangles
shahar
Oct 31, 2025
Replies
11
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3K
Dec 6, 2025
mrtwhs
M
S
please help with q2 to q5
sus
Nov 15, 2025
Replies
2
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842
Dec 3, 2025
The Highlander
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