Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Co-ordinate geometry: find radius of circle, and....
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7
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3K
davidg
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Volume of a Tetrahedrom
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7
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2K
Denis
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Inverse Tangent???
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5
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2K
skeeter
skeeter
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angle of elevation: A golf ball sits 2 m from the hole....
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7
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3K
galactus
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Not So Simple Harmonic Motion
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3
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2K
skeeter
skeeter
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finding the equation of a locus: P is always half as far....
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2
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1K
soroban
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What am I doing wrong? (finding the equation of a locus)
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7
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2K
Joyce
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1 in terms of the other
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3
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2K
wjm11
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A particle moves in a straight line...
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1
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2K
wjm11
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AIME 2004, #10: prob. that circle does not meet diagonal
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4
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2K
pka
pka
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Precalc: find a^3 when a = 8(cos(7pi/12) + i*sin(7pi/12))
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4
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3K
fraiha
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Conics - which is which? 9x^2 - 4y^2 = -144
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7
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3K
stapel
stapel
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Diagram of regular polygon and exterior point
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3
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2K
soroban
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W
Exact solution for tan2x-cotx=0 in the interval [0,2pie)
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4
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26K
Mrspi
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Radian Measure: find theta, given sin(theta)=-sqrt(3)/2 and
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2
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5K
galactus
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G
trig question: if cos(theta)=1/9, theta acute, then find....
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6
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5K
stapel
stapel
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trig help
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9
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3K
jonboy
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Proof help! 1/cscx - 1/cotx = cscx + cotx
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2
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12K
Sid
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C
Focus of a parabola: y^2 = 12x
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5
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24K
confused0874
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J
Please help me solve: A skier sees the top of a tower....
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3
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4K
soroban
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