Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
O
Parallel line calculations???
Replies
6
Views
3K
Oddgamer
O
N
Solve Eqtn for 0º ≤ θ ≤ 360º: sin^2(x) + 2cos^2(x) = 2
Replies
3
Views
3K
ninatemple
N
X
distance from point to line
Replies
0
Views
2K
xRazor
X
N
Solving Trigonometric Eqn: 4sin^2(x) cos(x) = tan^2(x)
Replies
3
Views
2K
Ishuda
I
L
angles
Replies
2
Views
1K
stapel
stapel
G
Proof of congruent triangles
Replies
2
Views
1K
pka
pka
C
Prove 2( cos y + sin y) =(sec y)(1+cos 2y + sin2y)
Replies
2
Views
2K
stapel
stapel
N
Help with proving trig identities
Replies
1
Views
1K
Deleted member 4993
D
N
Need Help With Proving Trig Identities
Replies
1
Views
1K
Deleted member 4993
D
K
Help with establishing the trig identity
Replies
1
Views
1K
stapel
stapel
F
distance between planes in a simplex
Replies
1
Views
1K
stapel
stapel
F
4-dimensional simplex
Replies
1
Views
1K
stapel
stapel
M
geomtry word problem need some help
Replies
2
Views
2K
lookagain
L
X
Few Geometry tasks.
Replies
3
Views
2K
xRazor
X
D
Scratching my head
Replies
8
Views
4K
Ishuda
I
K
I cant solve the following task. Could you please help me? Thanks a lot.
Replies
0
Views
912
keith888
K
B
vectors
Replies
3
Views
2K
Deleted member 4993
D
M
Measurement and Geometry Queation
Replies
2
Views
2K
stapel
stapel
P
Geometry
Replies
1
Views
2K
Deleted member 4993
D
L
Hi Can you please help me with my math assignment?
Replies
2
Views
2K
Five Triangles
F
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