Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
L
equation of parabola w/ vertex (0, 0) and focus (0, 2)
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1
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2K
stapel
stapel
K
Alg. II and Trig Questions
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3
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2K
soroban
S
K
For (1+tanx)/((1+tan^2x)(cosx)) = Asinx+Bcosx, find A+B
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1
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2K
tkhunny
tkhunny
L
derive the identity cos^2(A) + 1 = csc^2(A)
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1
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2K
galactus
G
D
[MOVED] reference angles, evaluating trig fcns, etc
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7
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3K
tkhunny
tkhunny
C
Need help w/ proving identities, factoring, etc.
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7
Views
3K
tkhunny
tkhunny
J
prove that 1/(sec(x)-tan(x)) = csc(x)-sin(x)
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10
Views
6K
pka
pka
T
Function help needed!!!
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6
Views
2K
Trig ace
T
Y
I don't remember how to write a proof.
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2
Views
2K
yellorose87
Y
G
help needed on triangle problem!
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2
Views
1K
Denis
D
J
Proving this trig equation
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5
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2K
galactus
G
T
Hyperbola's vertics? and parabola's orientation
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1
Views
1K
stapel
stapel
V
Verification: Water Discharge (Volume) Problem
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2
Views
2K
Vertciel
V
O
[SPLIT] Find interval where tan^(-1)(tan(k)) = k
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1
Views
1K
pka
pka
O
[MOVED] Understanding Graph and Asymptote question.
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3
Views
2K
galactus
G
M
Double Angle Identities
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2
Views
2K
soroban
S
H
Altitude of a trapezoid? How?
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1
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3K
morson
M
J
area of a hexagonal pyramid
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6
Views
2K
juliarules
J
J
Find area of the shaded region of the circle
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3
Views
2K
juliarules
J
C
Question
Replies
3
Views
1K
cole92
C
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