Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
F
What is the area of the shaded region?
Replies
5
Views
526
tkhunny
tkhunny
Y
Ratio of Areas of Two Triangles
Replies
7
Views
990
Dr.Peterson
Dr.Peterson
D
Calculating line of sight angles from two different photographs
Replies
2
Views
489
drewandsarah1
D
O
trigonometry
Replies
1
Views
409
Otis
Otis
J
Circle problem
Replies
6
Views
618
JurajJay
J
shahar
Calculating perimeter by area formula
Replies
4
Views
552
shahar
shahar
J
Venn Diagram
Replies
9
Views
2K
Dr.Peterson
Dr.Peterson
N
Some basic geo/trig
Replies
3
Views
451
ksdhart2
K
Integrate
What are homogenuous coordinates and how do they relate to projective space? What even is projective space?
Replies
1
Views
425
tkhunny
tkhunny
R
Circle: anyone knows how we get at A !=B Ellipse?
Replies
1
Views
382
lev888
lev888
A
2sin(πx-3π)-4
Replies
2
Views
569
Dr.Peterson
Dr.Peterson
M
Doesn't the law of cosines prove SAS?
Replies
15
Views
1K
Deleted member 4993
D
M
How to get from tangent to half angle sine
Replies
4
Views
510
Dr.Peterson
Dr.Peterson
I
How to break 5√2?
Replies
5
Views
474
Dr.Peterson
Dr.Peterson
O
Geometry Problem
Replies
5
Views
623
otpeng
O
P
Rational Functions
Replies
5
Views
2K
Otis
Otis
I
How to get √(1-cosθ) from √(R² + R² − 2R² Cosθ)?
Replies
5
Views
1K
topsquark
topsquark
S
Please help with this pyramid problem
Replies
6
Views
657
Dr.Peterson
Dr.Peterson
S
Trigonometry Question can't reach the solution please help.
Replies
2
Views
284
MarkFL
MarkFL
A
Please help with this hexagon problem
Replies
12
Views
956
gandrew
G
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