Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
saurabh
To find third side of a triangle, given angle, then side, then side
Replies
12
Views
4K
stapel
stapel
A
linear equations and logarithms: variables s, t related by equation s = ke^-nt
Replies
6
Views
3K
alan82
A
saurabh
To find loci of a point
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3
Views
2K
saurabh
saurabh
N
Orbital Mechanics: need spreadsheet for Earth's location every minute
Replies
2
Views
1K
neomagik
N
S
Trigo: show 1/(2 sin(2pi/5)) = (2cos^2(pi/5) - 1)/(sin(pi/5))
Replies
2
Views
2K
Deleted member 4993
D
H
Geometry Construction of segments w/ length x, s.t. x2/a2= b/c, x/a = b2/c​2
Replies
0
Views
2K
HassanChatha
H
M
Geometry Problem: surface area of a 30inch square by 10ft duct.
Replies
8
Views
4K
mmm4444bot
mmm4444bot
A
coordinate geometry: help finding square vertices
Replies
13
Views
8K
mmm4444bot
mmm4444bot
G
Question 3.2 says prove that .... =1 and we stumped
Replies
3
Views
1K
godfreyjh
G
A
Inscribed Circle and Area of Square
Replies
1
Views
2K
tkhunny
tkhunny
J
Still having problems with statics.
Replies
6
Views
2K
tkhunny
tkhunny
J
How on earth does theese examples get thoose answers?
Replies
5
Views
2K
jespergreen
J
D
Gauss Vanzel's theorem is outdated ?
Replies
6
Views
3K
mmm4444bot
mmm4444bot
B
Calculating length of range and degrree of tilt
Replies
2
Views
1K
stapel
stapel
B
Area in Circle with two chords
Replies
13
Views
7K
bfischer
B
C
trigonometry: given 0<x<360, prove 3(sin x + cos x )= 2cos
Replies
2
Views
1K
stapel
stapel
M
Geometry: area of equil. triangle numerically equal to length of one side
Replies
2
Views
2K
stapel
stapel
X
Geometry Question
Replies
4
Views
2K
stapel
stapel
Y
Sliding Laddder PQ, w/ R between, RQ = 2*RP: find locus
Replies
2
Views
2K
Yuzu613
Y
T
Polynomial represents a C-D Nozzle!
Replies
6
Views
2K
tareqkh
T
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