Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
O
Ratio of the surfaces of two bases of a frustum equals ratio of one of their appropriate sides squared ?
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2
Views
728
Ognjen
O
R
Help with a practical problem for my job
2 3
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55
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5K
Deleted member 4993
D
M
What are the possible formations of just the dimension of time in a Minkowski space?
2
Replies
30
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4K
Mates
M
H
Length of a Hammer
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6
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2K
Deleted member 4993
D
K
Radius of Circle from Secant Line
Replies
4
Views
872
Dr.Peterson
Dr.Peterson
O
Altitude of the shorter side of a parallelogram-base of a right pyramid is divided in half by the point of intersection between base and height?
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5
Views
2K
Ognjen
O
U
Olympiad geometry question
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1
Views
607
blamocur
blamocur
Qwertyuiop[]
Intersection between Plane and Sphere in 3d space
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6
Views
2K
The Highlander
The Highlander
The Highlander
Split - angle between diagonals in rectangle
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4
Views
666
The Highlander
The Highlander
D
angle between diagonals in rectangle
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3
Views
886
lookagain
L
J
Diagonal Depth
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18
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10K
The Highlander
The Highlander
M
Why am I getting the wrong conclusion from my spacetime diagram?
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1
Views
644
Mates
M
L
Trigonometry
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9
Views
1K
Deleted member 4993
D
O
Area of a triangle inscribed in a circle with given ratio of a to b and the difference of radius of circumscribed to inscribed circles of the triangle
Replies
4
Views
1K
Ognjen
O
D
regular hexagon and its' diagnoal
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4
Views
926
Dr.Peterson
Dr.Peterson
M
Find the composition of transformations that maps ABCD to EHGF.
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11
Views
3K
Deleted member 4993
D
P
Help required in cylindrical and spherical coordinate
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4
Views
897
topsquark
topsquark
T
need help
Replies
3
Views
950
Otis
Otis
B
Thickness of a spherical shell
Replies
6
Views
2K
Deleted member 4993
D
N
Soil mechanics, earth pressure, trig/algerbra query
Replies
3
Views
951
Deleted member 4993
D
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