Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
N
Given Cot x = -5, sin x = sqrt(36)/26, evaluate 6 trig fcns
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3
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3K
NoAsherelol
N
M
Reflection of line (x - 1)^2 + y^2 = 4 in y = x
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4
Views
2K
Monkeyseat
M
C
Finding endpoints of line segment inside circle
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9
Views
2K
tkhunny
tkhunny
A
Precalculus: give properties for eqns (x2+y2+4x+6y-12=0, etc
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2
Views
4K
wjm11
W
D
[SPLIT] volume of solid, given height, depth, length
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3
Views
2K
stapel
stapel
J
Identity: (Sinx)/(1-Cosx) = (1+Cosx)/(Sinx)
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2
Views
3K
Julie7890
J
A
Solve to find the measure B: m(A) is 3 times m(B), and....
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3
Views
2K
masters
M
R
Help on this trig eqn: (tan x + 1) (2sin x + squr root 3)= 0
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1
Views
2K
skeeter
skeeter
F
Find Trig Eqn to model of velocity of breathing in L/sec
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4
Views
2K
tkhunny
tkhunny
S
Geometry: Describe y in terms of eqn or ineq if <MAT is....
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1
Views
1K
skeeter
skeeter
J
Solve 9^2x = 27^(1 - x) with logs
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2
Views
9K
soroban
S
J
Given cos x = -3/7, with pi < x < 3pi/2, find sin 2x
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1
Views
4K
pka
pka
J
5cos^2 x + sin^2 x = 4 , 0<x<2pi
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4
Views
2K
galactus
G
M
Dot Product Distributive?
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2
Views
4K
soroban
S
A
Determine an equation for the curve.
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4
Views
2K
Deleted member 4993
D
D
geometry
Replies
1
Views
1K
stapel
stapel
D
Curve through 2 points (6603.03,1502.53) & (6699.01,1504.73)
Replies
5
Views
2K
galactus
G
P
Could use help w/ solving 2 sin 4x = 2 cos 2x on [0, 2pi]
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2
Views
5K
pimarus
P
K
Trig Help: installing sprinkler at point B on triangle....
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3
Views
2K
tkhunny
tkhunny
G
Cos Pi/4: please explain how to obtain the exact value
Replies
2
Views
25K
skeeter
skeeter
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