Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
Y
All surfaces
Replies
1
Views
604
Otis
Otis
Y
cylindrical artificial
Replies
1
Views
513
LCKurtz
LCKurtz
A
Area of Trapezoid where we know only Bases and Diagonals, without the usage of a system.
Replies
2
Views
852
wolf
wolf
L
Triangle area in a trapezoid
Replies
17
Views
2K
Luj8n
L
L
Finding x from given angles
Replies
3
Views
673
Harry_the_cat
Harry_the_cat
L
Double-angle formulas
Replies
4
Views
507
Leah5467
L
M
Ok I have this problem, how do I solve?
Replies
10
Views
820
MarkFL
MarkFL
L
2(sin3x)(cos3x) -double angle
Replies
4
Views
2K
Leah5467
L
V
complex numbers
Replies
1
Views
603
Dr.Peterson
Dr.Peterson
S
Triangles
Replies
1
Views
613
pka
pka
V
Is my approach correct? (the number of a parameter values)
Replies
0
Views
435
Vali
V
V
complex numbers, polar form
Replies
0
Views
555
Vali
V
V
type of triangle
Replies
2
Views
585
Vali
V
L
Logarithm integrated with Quadratics
Replies
2
Views
442
Leah5467
L
V
complex numbers
Replies
0
Views
362
Vali
V
V
Why this equation has no solution in R ?
Replies
9
Views
784
Vali
V
G
ratios
Replies
2
Views
635
Steven G
Steven G
C
Half angle identities....need a little help
Replies
2
Views
466
Steven G
Steven G
D
Determining foci of an ellipse
Replies
14
Views
2K
datapioneer
D
amathproblemthatneedsolve
Geometry word problem
Replies
5
Views
1K
Dr.Peterson
Dr.Peterson
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