Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
J
How on earth does theese examples get thoose answers?
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5
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2K
jespergreen
J
D
Gauss Vanzel's theorem is outdated ?
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6
Views
3K
mmm4444bot
mmm4444bot
B
Calculating length of range and degrree of tilt
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2
Views
1K
stapel
stapel
B
Area in Circle with two chords
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13
Views
7K
bfischer
B
C
trigonometry: given 0<x<360, prove 3(sin x + cos x )= 2cos
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2
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1K
stapel
stapel
M
Geometry: area of equil. triangle numerically equal to length of one side
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2
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2K
stapel
stapel
X
Geometry Question
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4
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2K
stapel
stapel
Y
Sliding Laddder PQ, w/ R between, RQ = 2*RP: find locus
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2
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2K
Yuzu613
Y
T
Polynomial represents a C-D Nozzle!
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6
Views
2K
tareqkh
T
S
Trigo: A boy pushes a ladder up from horiz. on the ground.
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1
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1K
mmm4444bot
mmm4444bot
A
Démonstration du théorème de Pythagore
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3
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2K
mmm4444bot
mmm4444bot
T
Rectangle: scaling sides if area reduced by 10%
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7
Views
5K
TheJim
T
M
cylinder, plane, hole..
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3
Views
2K
mmm4444bot
mmm4444bot
K
Inscribed circle in triangle
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5
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2K
krypic
K
D
Trig Q: express cos(2x) - sqrt3 sin(2x) in the form of Rcos(2x+alpha)
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1
Views
2K
Deleted member 4993
D
M
rotational motion: vertical motion of piston (express x is percent of h)
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1
Views
1K
Deleted member 4993
D
A
How to solve: If f(x) is even fcn, find range of b. f(x)=[3.5+bsinx] where [] is gif
Replies
14
Views
7K
Deleted member 4993
D
R
Area of a curved shell ring
2
Replies
23
Views
6K
rww88
R
J
Challenge: There is a number 3 cut out from a cardboard....
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4
Views
2K
mmm4444bot
mmm4444bot
S
Trigo: A regular heptagon is inscribed in a circle with center O.
Replies
1
Views
1K
Deleted member 4993
D
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