Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
M
Given that x = secA + tanA, show that x + (1/x) = 2secA
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3
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5K
Monkeyseat
M
M
Prove the identity (cosecA + cotA)^2 = (1+cosA)/(1-cosA)
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3
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19K
Monkeyseat
M
K
Distance covered under Constant Acceleration
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1
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2K
Deleted member 4993
D
G
GEOMETRY PROOF [TWO COLUMN] on Perpendicular Lines.
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4
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9K
geometrykid
G
S
verifying [(1 + cosx)/sinx] + [sinx/(1 + cosx)] = 2cscx
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4
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5K
stkarnivor
S
V
determine height of tower from angles of elevation, distance
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3
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2K
vedmachka
V
G
Geometry help: Angles? Corresponding angles?
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8
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7K
Mrspi
M
V
volumn of solid w/ base 36 sq ft, top 49 sq ft, ht 58 ft
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5
Views
3K
Loren
L
A
Finding measurements of angles from drawing (attached)
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1
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2K
Denis
D
D
If cos(theta) = -sin(theta), find the value of sin^2(theta)
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4
Views
2K
soroban
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D
"Farmer with a piece of land"-Question
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9
Views
3K
DanteQ
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S
If ratio of m(angle 1) to m(angle 2) is 5 to 4, find m(angle
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2
Views
2K
Loren
L
H
right triangle, 2 sides known, long side an arc; find points
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6
Views
5K
Denis
D
L
60 boxes, 11-by-6-by-4, must fit inside square-based box
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7
Views
2K
TchrWill
T
U
solve tan(2x) = 8 cos^2(x) - cos(x) on [0, pi/2], etc
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1
Views
3K
stapel
stapel
C
find largest area possible given 200 feet of fencing, n ft
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12
Views
11K
TchrWill
T
S
proving angle relationships
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2
Views
3K
smart_pirate
S
J
plz help... trig functions...
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3
Views
2K
Deleted member 4993
D
S
Conditionals
Replies
4
Views
1K
Simone
S
B
Finding Angular Speed..
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1
Views
2K
mmm4444bot
mmm4444bot
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