Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
Y
Please help!
Replies
2
Views
5K
yankees1004
Y
L
Two Geometry problems
Replies
2
Views
2K
lavienrose16
L
B
Help on two math question
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1
Views
1K
bdao0112
B
J
Domain of Inverse Trig Functions
Replies
5
Views
3K
mmm4444bot
mmm4444bot
J
Graphing a Cotangent
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2
Views
1K
Jason76
J
J
Working with Arctan
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8
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2K
mmm4444bot
mmm4444bot
J
Finding the Missing Angle with Given Cotangent
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4
Views
4K
soroban
S
J
Graphing a Tan Function
2
Replies
24
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6K
Jason76
J
A
How to calcuate this without using a calculator
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1
Views
937
MarkFL
MarkFL
K
Flagstaff
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2
Views
1K
stapel
stapel
T
The Millionth Roots of i - de Moivre's theorem
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3
Views
2K
TiPster
T
J
Integrating trig equations
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4
Views
1K
jonnburton
J
A
where's the hypotenuse for an obtuse angle?
Replies
3
Views
6K
HallsofIvy
H
R
Circle in a Triangle
Replies
6
Views
6K
HallsofIvy
H
S
solving for an intercept in 3d.
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2
Views
2K
sparkzbarca
S
J
Trig equation
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2
Views
1K
jonnburton
J
A
If sin^4 theta/a + cos^4 theta/b = 1/ a+b; prove sin^8theta/ a^3 + cos^8 theta/ b^3 =
Replies
11
Views
9K
Ajanta
A
J
Radical Arithmetic and the Unit Circle
Replies
4
Views
2K
mmm4444bot
mmm4444bot
M
pls help: Prove (2tanx-1)(tanx+2)=4tan^2x+7tanx-2
Replies
9
Views
3K
minisue1
M
J
Solving equations using compound angle indentities
Replies
8
Views
2K
jonnburton
J
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