Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
T
i need help on finding the measure of numbered angles
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1
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1K
Mrspi
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Given quadrilateral ABCD, m1 = m2, prove AC perp. to BD
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2
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4K
lectromagnet94
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C
Help with Constructing a Triangle
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2
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2K
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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Solve equation 3sec^2 x = 5 + tanx (confusing answer)
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4
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6K
PAULK
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logarithm bases: Let log(subscript)aX=c, log(subscript)bX=d
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7
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5K
PAULK
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S
angles and parallel lines: find x, y given angles of quad,
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2
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4K
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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5K
Monkeyseat
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M
Prove the identity (cosecA + cotA)^2 = (1+cosA)/(1-cosA)
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3
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19K
Monkeyseat
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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
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verifying [(1 + cosx)/sinx] + [sinx/(1 + cosx)] = 2cscx
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4
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6K
stkarnivor
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determine height of tower from angles of elevation, distance
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3
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2K
vedmachka
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Geometry help: Angles? Corresponding angles?
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8
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7K
Mrspi
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V
volumn of solid w/ base 36 sq ft, top 49 sq ft, ht 58 ft
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5
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3K
Loren
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A
Finding measurements of angles from drawing (attached)
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1
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2K
Denis
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If cos(theta) = -sin(theta), find the value of sin^2(theta)
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4
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3K
soroban
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D
"Farmer with a piece of land"-Question
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9
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3K
DanteQ
D
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