Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
P
Help me with this trigonometric identity
Replies
8
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3K
soroban
S
J
Help finding an angle
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2
Views
2K
DrPhil
D
1
Cone-cut part.
Replies
4
Views
2K
lookagain
L
S
solving Trig Equation which techniquse to use?
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4
Views
2K
Starblazer
S
S
Need help proving Ceva's Theorem
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0
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2K
sfsads
S
N
How To Set Up This Geometry Equation?
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2
Views
3K
Noora
N
S
CAS System Answer to Trigonometric Equation Query
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3
Views
2K
HallsofIvy
H
S
Endpoint
Replies
5
Views
3K
lookagain
L
D
Coordenate
Replies
3
Views
1K
Deleted member 4993
D
B
Graphing sin functions
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3
Views
1K
Deleted member 4993
D
S
Area calculation
Replies
3
Views
1K
stapel
stapel
C
Using the distance formula with unknown points
Replies
7
Views
5K
soroban
S
T
Please help? Weird problems? Not sure how to approach...
Replies
1
Views
1K
Deleted member 4993
D
1
2 problems!
Replies
2
Views
2K
HallsofIvy
H
A
veify that the equation is a trig identity (cos^2(x)+tan^2(x)-1)/sin^2(x) = tan^2(x)
Replies
2
Views
1K
andie38290
A
C
Trig Centers
Replies
2
Views
3K
soroban
S
N
Prove this using addition and difference formula?
Replies
2
Views
1K
Deleted member 4993
D
J
Prove a trigonometry equation
Replies
5
Views
4K
Deleted member 4993
D
E
How to find the radius
Replies
1
Views
1K
stapel
stapel
S
:(:( trig problems that are killing me
Replies
11
Views
4K
mackdaddy
M
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