Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
A
Find the center and radius of the circle.
Replies
5
Views
889
hoosie
H
M
Solve:
Replies
5
Views
787
firemath
firemath
T
Area of Rectangle
Replies
2
Views
969
toponlinetool
T
T
Proof of Monge's Theorem
Replies
1
Views
2K
Dr.Peterson
Dr.Peterson
S
Help needed
Replies
7
Views
1K
Otis
Otis
E
Squaring the Circle when Circle area is 1
Replies
2
Views
781
Mr. Bland
M
D
I will be thankful for any ideas and clues
Replies
1
Views
659
Dr.Peterson
Dr.Peterson
F
Calculate distance from ratio between three points.
Replies
11
Views
2K
Deleted member 4993
D
D
Please, help find the ratio between volumes
Replies
4
Views
1K
Darya
D
D
Please, help to find the area of the gray triangle
Replies
8
Views
1K
MarkFL
MarkFL
D
Mosaic tesselation calculation
Replies
2
Views
641
Harry_the_cat
Harry_the_cat
D
Help I'm a noob
Replies
4
Views
1K
HallsofIvy
H
G
pi/(pi - (1/2)) approx = 2^(1/4)
Replies
4
Views
773
HallsofIvy
H
C
Recursive Problem
Replies
5
Views
1K
ChrisMB
C
L
Perspective problem
Replies
4
Views
1K
Dr.Peterson
Dr.Peterson
N
Finding side length of cube from known diagnal
Replies
9
Views
2K
hoosie
H
Q
Congruence Of Triangle...Statement And Reason...ASA postulate.
Replies
11
Views
2K
Dr.Peterson
Dr.Peterson
S
Circumference
Replies
6
Views
2K
toponlinetool
T
I
Rotation using homogeneous coordinates in 4D
Replies
3
Views
976
Romsek
R
N
Trying to figure out the length of a roll of material when i don't know the thickness
Replies
14
Views
4K
Steven G
Steven G
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