Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
A
Euclidean Plane
Replies
6
Views
2K
Deleted member 4993
D
A
written soloution
Replies
2
Views
1K
akm3012
A
M
Setting cosx=arccosx equal to zero.
Replies
3
Views
2K
daon2
D
S
The orbit of Halley's comet has an eccentricity of 0.97
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2
Views
3K
sunflower
S
S
The earth moves in an elliptic orbit about the sun
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1
Views
2K
mmm4444bot
mmm4444bot
S
The distance (center to center) of the moon from the earth varies
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1
Views
2K
mmm4444bot
mmm4444bot
S
A room is elliptic with vertical walls 6 feet high
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1
Views
2K
stapel
stapel
S
A cabinetmaker wants to build a table with an elliptic top.
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1
Views
1K
stapel
stapel
S
Show that an ellipse can be drawn using two pins and a loop of string.
Replies
1
Views
1K
wjm11
W
D
Time, Distance & Speed help
Replies
15
Views
4K
DNA_Deliverer
D
A
please help with cos^4x(1+tan^2x)+sin^2x
Replies
2
Views
1K
Mathesy
M
A
Euclidean Plane Stuff
Replies
3
Views
1K
Deleted member 4993
D
A
Euclidean and spherical geometry
Replies
2
Views
1K
akm3012
A
A
Finding secant
Replies
2
Views
2K
astral_stardust
A
A
Average cost problem
Replies
2
Views
7K
JeffM
J
T
triangle ABC
Replies
2
Views
1K
mmm4444bot
mmm4444bot
S
geometry
Replies
0
Views
838
SUMIT
S
L
sides and edges
Replies
0
Views
1K
Lina
L
A
simple trigonometry
Replies
1
Views
1K
wjm11
W
C
Circles and related segments and angles
Replies
4
Views
2K
Cake
C
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