Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
R
conditional trig eqautions: 2sin2 (x/4) = 1, 2 cos (3x) + 1 = 0,...
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1
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2K
stapel
stapel
A
Getting Tensions
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1
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1K
Deleted member 4993
D
S
Tiling the Plane
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8
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7K
stapel
stapel
M
Congruent triangles : Need help urgent
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1
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1K
stapel
stapel
P
I need to find the exact value of the trigonometric function
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1
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2K
Deleted member 4993
D
L
Find The Measure of Angle 0
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1
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2K
Deleted member 4993
D
S
Need help in constructing a locus
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6
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2K
sacred
S
S
need helps finding m angle DBC
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1
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4K
stapel
stapel
A
Help with finding X in a triangle.
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2
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2K
stapel
stapel
T
Need help with a formula: Assume that there are approximately 140x10^9 stars...
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8
Views
4K
trad78
T
M
Showing Tan(2x) in exponential form
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2
Views
5K
Ishuda
I
N
Solving for Double Angles
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1
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2K
stapel
stapel
S
Cosine Rule question
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1
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2K
Deleted member 4993
D
R
Number of dual triangles in a 4x4 grid
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0
Views
1K
Ravncat
R
J
Assistance Needed
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1
Views
1K
Deleted member 4993
D
T
Calculating possible angles of triangle (difficult?)
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2
Views
1K
Ishuda
I
S
Find the length of a side?
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8
Views
4K
sacred
S
I
i need help about properties of arc
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2
Views
1K
invisun
I
D
Trouble proving identity: [ sin^3(x) + sin(x)cos^2(x) ] / cos(x) = tan(x)
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1
Views
1K
stapel
stapel
D
i am having a very difficult time understanding my math homework im on the last page
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1
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1K
stapel
stapel
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