Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
H
I've been doing this problem for 5 hours now
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2
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1K
hedstrong15
H
C
sin^2(theta)*cos^2(theta)=(1/8)*(1-cos(4(theta)))
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2
Views
12K
soroban
S
C
cot(2(theta)) = (1/2)(cot(theta)-tan(theta))
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4
Views
22K
soroban
S
K
help with proportion of geometry
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15
Views
4K
Denis
D
1
Perimeter of the triangle
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3
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2K
Deleted member 4993
D
J
PHP ellipses
2
Replies
26
Views
5K
Joe
J
S
Find coordinates given original point and slope
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2
Views
12K
Stephen
S
D
having problems with basic trig,law of cosines,law of sines
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1
Views
2K
galactus
G
V
Geometry transformation
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1
Views
1K
tkhunny
tkhunny
K
Geometry
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8
Views
2K
tkhunny
tkhunny
D
Solving an Equation with Trigonometric Functions
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1
Views
941
galactus
G
S
Help with a problem? Can't solve it.
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5
Views
2K
AySz88
A
A
Maths problems
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1
Views
1K
soroban
S
R
trig with hours of daylight, days after equinox
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3
Views
5K
red and white kop!
R
M
Trig/Geometry-Finding the area
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7
Views
2K
TchrWill
T
C
Geometry Proof
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4
Views
1K
navyfalcon
N
K
Log problem
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1
Views
1K
Deleted member 4993
D
Q
need to find the length of a side of a triangle
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3
Views
1K
masters
M
L
Trig question
Replies
5
Views
1K
galactus
G
H
Calculate Volume of a Submarine Shape
Replies
1
Views
7K
Denis
D
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