Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Trigonometric Functions..Tan and Cos
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9
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4K
mathmarauder
M
F
Volume of an object, please help
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3
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1K
Farfairer
F
A
Need help with 10 Questions
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1
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2K
mmm4444bot
mmm4444bot
S
Proofs?.
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1
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1K
mmm4444bot
mmm4444bot
T
i need help on finding the measure of numbered angles
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1
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1K
Mrspi
M
L
Given quadrilateral ABCD, m1 = m2, prove AC perp. to BD
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2
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4K
lectromagnet94
L
C
Help with Constructing a Triangle
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2
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1K
soroban
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A
Quotient Identity: use formulas for sin(x+y), cos(x+y) to
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2
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2K
Loren
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M
Solve equation 3sec^2 x = 5 + tanx (confusing answer)
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4
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5K
PAULK
P
M
logarithm bases: Let log(subscript)aX=c, log(subscript)bX=d
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7
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5K
PAULK
P
S
angles and parallel lines: find x, y given angles of quad,
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2
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3K
stapel
stapel
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Eliminate "A" from equations x = 2 + cosecA and y=(1/4)tanA
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6
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2K
Monkeyseat
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K
Incidence Geometry: confirm that model satisfies Playfair's
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0
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1K
KLS2111
K
M
Given that x = secA + tanA, show that x + (1/x) = 2secA
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3
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4K
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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6K
Mrspi
M
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