Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
S
In triangle ABC ..
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1
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2K
SteveMcGregory
S
A
Find the area of the ellipse passing through given points
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1
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2K
ksdhart2
K
K
Radians: Points A, B, C and D divide circumference of circle in the ratio 1:2:3:4...
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1
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1K
tkhunny
tkhunny
S
How to reduce original 70" X 32" (L X H) rectangle, given new L is 50" ?
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4
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2K
mmm4444bot
mmm4444bot
N
Please help me find two more Equation (to prove that α=β=γ=30)
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16
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4K
tkhunny
tkhunny
E
Vectors for astronauts' paths; fuel use for out-and-back; cylinder height
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1
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2K
stapel
stapel
T
Snow loading question: Find roof loading at B2 to nearest tenth of kPa
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0
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1K
tifmas
T
A
Can this problem be solved? Calculating angles of triangle
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13
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5K
Ariel4
A
S
Goat Roaming: "How much space does the goat have to move around?"
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1
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2K
Dr.Peterson
Dr.Peterson
M
Use trig idents to simplify tan(-β)cos(β)= -tan(β) cos(β)= -sinβ/cosβ * cosβ/1=...
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4
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2K
Dr.Peterson
Dr.Peterson
G
Finding roots of 3 sin^3 (x) + 5 sin^2 (x) - 2 sin(x) = 0 on (-pi, pi)
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2
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1K
stapel
stapel
G
Determining angle's VALUES: solve 8 tan(b) = 3 cos(b), 0 < b < pi
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2
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1K
stapel
stapel
P
Geometry:In quadrilateral abcd, AC=ad & bc=cd. The shortest distance of AC from d is
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2
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2K
Dr.Peterson
Dr.Peterson
A
SAT practice Prob: missing side of right triangle for removable handicap access ramps
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4
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3K
Dr.Peterson
Dr.Peterson
J
Calculating distance between pubs in a given area?
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1
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2K
Jonathan
J
M
Son's Yr-7 HW: write 3 Q's to isolate single shape from isos. trapezium, right trap.,
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2
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1K
Dr.Peterson
Dr.Peterson
A
Navigating around concave 3d shape (efficient steering behavior)
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0
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856
Andreas
A
doughishere
Inverse Fcns: For f(x) = 1/(3x + 2), f^(-1)(x) = (1 - 2x)/(3x), show f(f^(-1)(x)) = x
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2
Views
950
doughishere
doughishere
K
Pythagoras' theorem questions
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2
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1K
KMCC
K
W
Mechanics on static particles - where did i go wrong?
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0
Views
887
wduk
W
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