Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
K
Forward Kinematics, DH Parameters, Transformation Matrices assistance
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0
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849
kevlar129bp
K
M
How do I approach this problem? "A cube of 8cm x 8cm x 8cm is divided into..."
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2
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3K
HallsofIvy
H
T
difficult proof! "AD is an altitude in an acute triangle ABC...."
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2
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1K
TobiWan
T
B
Simplifying Trigonometric Identities: (sec(x)tan(x))/((tan^2(x))^3/2)
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2
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1K
BigNate
B
R
Trig Writing assignment: model the amount of perceived daylight in a certain location
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1
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2K
stapel
stapel
P
Nine Point Center Theorem
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1
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2K
Deleted member 4993
D
M
1950's engineer book with "simple" geometry problem I can't solve
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8
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3K
Steven G
Steven G
M
Geometry Problem: How many labels left on roll, given diameter?
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4
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2K
hoosie
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T
Decide whether α must be a rational number. HOW!?
2
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20
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16K
Steven G
Steven G
O
Surface Area of Rectangular Prism is sum of areas of 6 rectangles that form the prism
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2
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2K
openyourminds
O
O
GED Triangle Geometry Question
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5
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2K
pka
pka
R
Grid Problem
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1
Views
956
Otis
Otis
S
Trigonometric identities: 4cot²(x) - 6 cosec (x) = -6
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5
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5K
Steven G
Steven G
P
Nine-Point Circle
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1
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1K
ksdhart2
K
S
Trig Word Problem: Aeroplane flying at 10000 m is directly overhead.
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2
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3K
Otis
Otis
H
Solve trigonometry equations
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1
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2K
Otis
Otis
H
Use the fact that 36 = 120 -84 to find the exact value of x
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4
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2K
hoosie
H
J
(1+cosx)/sinx=cot(x/2): I just need help with the first two lines.
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3
Views
2K
hoosie
H
Y
If sine θ is a function, why does it not have parentheses?
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6
Views
11K
Steven G
Steven G
F
Graphing Cosine Function: y=cos2πx
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8
Views
5K
stapel
stapel
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