Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Proving Trig Identities: cos x (csc x - sec x) = cot x - 1
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5
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10K
soroban
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horrible word problem! (elliptical room)
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1
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1K
galactus
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trig. identity: if a sin theta = p - b cos theta...
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1
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2K
stapel
stapel
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geometric series sum: 8 + 12 + ... + 60.75
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1
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2K
Denis
D
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Geometry probability
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5
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5K
tkhunny
tkhunny
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Reuleaux triangle
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5
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3K
TchrWill
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construct rotation image of triangle
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8
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4K
pka
pka
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having math problems w/ volume and X
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1
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1K
skeeter
skeeter
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Verifying Six Trigonometric Identities
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2
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2K
soroban
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C
perimeter of the triangle
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4
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2K
Denis
D
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transformation information
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2
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2K
pka
pka
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please explain: geometric means, solving triangles, etc.
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1
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2K
stapel
stapel
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surface area and volume of an apple
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5
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5K
Denis
D
M
Math Proof: Can Someone help!
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6
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2K
skeeter
skeeter
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Math Proof: If an isosceles triangle has an altitude....
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4
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5K
mathilliterate
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Lines and planes (Scalar equation + pt. of int.)
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2
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2K
soroban
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Trigonometry identity question
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2
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1K
Guest
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Find the coordinates of the point Q
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9
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6K
sigma
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Phase shift?
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1
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2K
Denis
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S
Vector Geometry question
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7
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3K
sigma
S
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