Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
T
Solving trig expressions
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1
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1K
royhaas
R
S
[MOVED] show that csc x tan x = sec x, sec x cot x = csc x
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3
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3K
Sham
S
P
composites
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1
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1K
Mrspi
M
I
Solving Trig Equations
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5
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2K
ilovemath3
I
J
areas and volumes of solids
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1
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2K
Mrspi
M
S
I need help with Trigonometrics identies
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1
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1K
stapel
stapel
J
Need help with one trig identity problem.
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3
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2K
joec
J
Q
2 Sin/Cos Problems
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1
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2K
stapel
stapel
R
Show that 1-[cos2A / cos^2A] = tan^2A
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2
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4K
soroban
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W
SohCahToa
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1
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2K
mammothrob
M
A
Isosceles Triangle help
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2
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1K
galactus
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F
Degrees problem (modelling Ferris wheel)
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3
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3K
tkhunny
tkhunny
C
square proof: Prove that shaded square is 1/5 of total area
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3
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2K
soroban
S
D
similar triangles/proportions
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3
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2K
wjm11
W
G
Locus of points 2 cm from a circle with r = 12
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3
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2K
tkhunny
tkhunny
G
locus of pts equidistant from two sides of triangle
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2
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5K
Guest
G
O
Help with identities and projectiles
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2
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1K
soroban
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M
helpin sister with hw, but i forgot how to solve.
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1
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1K
pka
pka
C
Geometry Q: By what factor would lengths of sides have to be
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2
Views
1K
Denis
D
T
cos9x cos8x + sin9x sin8x = -1
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3
Views
3K
TAF
T
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