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Geometry and Trig
Ask your questions about all levels of geometry from elementary school through college.
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F
Word problem: Size of a triangular vent(?)
foahchon
Apr 9, 2007
Replies
1
Views
1K
Apr 9, 2007
tkhunny
A
simple gragh G and complementary Graph
asimov444
Apr 8, 2007
Replies
1
Views
1K
Apr 9, 2007
pka
J
calculate given product & express answer in the form
jeef
Apr 7, 2007
Replies
5
Views
1K
Apr 8, 2007
galactus
G
R
Finding roots of x^4 - x^3 + x^2 - x + 1 = 0
Ruby
Apr 7, 2007
Replies
4
Views
3K
Apr 8, 2007
stapel
B
[SPLIT] Distance between rockets after 1 hr 36 mins
baselramjet
Apr 6, 2007
Replies
9
Views
2K
Apr 8, 2007
TchrWill
T
G
I need help with this terms?
Guest
Apr 7, 2007
Replies
4
Views
1K
Apr 7, 2007
Guest
G
M
Right triangle where sin(alpha)/(x+1)=sin(beta)/(x^2+1)=...
messa
Apr 7, 2007
Replies
4
Views
2K
Apr 7, 2007
tkhunny
J
find angle theta, given lengths of hypotenuse, opposite side
jeef
Apr 7, 2007
Replies
3
Views
8K
Apr 7, 2007
skeeter
S
Chandelier design geometry problem Please help!
Scottlovesboats
Apr 6, 2007
Replies
5
Views
1K
Apr 7, 2007
chapdawg147
C
R
Find modulus, argument of 1/z + 1/(2 - 1/z + 1) for z = 3-2i
Ruby
Apr 6, 2007
Replies
4
Views
2K
Apr 6, 2007
pka
K
basic trig: find cos(180 deg.), sin(360 deg.), csc(315 deg.)
KingAce
Apr 5, 2007
Replies
1
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6K
Apr 5, 2007
skeeter
B
Solve (e^x + e^-x) ÷ e^x – e^-x= 2
baselramjet
Apr 5, 2007
Replies
1
Views
8K
Apr 5, 2007
pka
H
proving Trig Identitity: (1- tanx)^2 = sec^2x - 2tanx
Hockeyman
Apr 3, 2007
Replies
2
Views
13K
Apr 3, 2007
soroban
S
V
A problem with cotangent squared: 1.6666 = cot^2 (theta/2)
Vix
Apr 3, 2007
Replies
3
Views
2K
Apr 3, 2007
Vix
V
N
Finding an equation for an ellipse
norton
Apr 2, 2007
Replies
4
Views
1K
Apr 2, 2007
norton
N
M
Trig: ang. velocity of wheel diam. 24 in on car going 10 mph
masters
Mar 30, 2007
Replies
5
Views
2K
Apr 2, 2007
soroban
S
K
Prove 2 3D lines intersect
ku1005
Apr 1, 2007
Replies
2
Views
9K
Apr 2, 2007
ku1005
K
B
prove [sin(x) - sin(y)] / [cos(x) + cos(y)] = tan(x-y/2)
baselramjet
Mar 31, 2007
Replies
1
Views
1K
Mar 31, 2007
soroban
S
B
prove [sin(x) - sin(3x)] / [cos(x) + cos(3x)] = -tan(x)
baselramjet
Mar 29, 2007
Replies
4
Views
2K
Mar 31, 2007
baselramjet
B
P
How many diagonals does a convex polygon with 20 sides have?
pianoplaya16
Mar 28, 2007
Replies
7
Views
2K
Mar 30, 2007
pka
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