Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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[MOVED] Geometry: surf. area of cylndr. topped by hemisphere
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1
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3K
tkhunny
tkhunny
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Matrices: five neighborhoods want to raise money for....
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1
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1K
stapel
stapel
M
trig problem: please help w/ transformations of graphs
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1
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1K
wjm11
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A
2 tan x + ? (12) = 0
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1
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1K
galactus
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H
Finding a point on an ellipse
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3
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2K
helto
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M
Prove a + b > c for triangle to exist
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2
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1K
Deleted member 4993
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F
Prove these 2 vectors are perpendicular
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1
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10K
royhaas
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P
How do I prove a trig identity??
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4
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1K
Loren
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E
finding the eccentricity or focal width of x^2 = 14y
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3
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2K
tkhunny
tkhunny
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Trig Identities: if tan x = -4/3, pi<x<2pi, find cos(x/2)
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5
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11K
Lunare
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L
Trig identities: if tan x = -4/3, 0<x<pi, find tan(x + pi),
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4
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3K
Lunare
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K
Train Track Length in Terms of Theta
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2
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2K
kasie-tutor
K
B
verifying trig identities: cos^2 * csc *sec=cot, etc.
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8
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3K
brettg
B
M
simple identity trick: (cosx)^2 (sinx)^2 = (1/4)(sin2x)^2
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1
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2K
Loren
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R
Could sine or cosine fcn describe motion of Ferris wheel?
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2
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2K
Deleted member 4993
D
B
Areas Of Regular Polygons: radius, apothem, side, perimeter
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3
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3K
Loren
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D
Find all solutions for 5 sin^2(x) - 4 = 0
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3
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2K
tkhunny
tkhunny
D
Find all solutions for 2 sin^2(u) + sin(u) = 1, etc.
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1
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2K
skeeter
skeeter
D
elevation and speed problem
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3
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2K
wjm11
W
D
Barge Towing Problem
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1
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10K
skeeter
skeeter
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