Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
5
rhombus (geometry proof): If diagonal bisects angle, then...
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2
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2K
Deleted member 4993
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C
NEED HELP ON MATH PROBLEM
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8
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3K
CAD CHICK
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D
trig identities: find exact values for sin15deg, cos105deg,
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2
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2K
galactus
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Analytic Geometry: closed form for 3/5 + 3/25 + ... + 3/5^10
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8
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3K
stapel
stapel
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Complex numbers: simplify 100/(3 - 4i) into a + bi form
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2
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3K
Deleted member 4993
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T
Functions: behavior of y=x^100/exp(x) as x incr. w/o bound
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6
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3K
pka
pka
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Trigonometry: find A if sin A = 0.4576; F if tan F = 0.4279
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6
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3K
masters
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angles of elevation and depression (Old Faithful geyser)
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1
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4K
Loren
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Angles of Elevation and Depression
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2
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4K
galactus
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M
Modulus inequality: abs(2x - 5) ? 2 - x
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8
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4K
Monkeyseat
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Trigonometry: find measure of x, given lengths of 2 sides
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1
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1K
Loren
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J
trig help with equation 2cot2x + cot^2x = 1
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2
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2K
soroban
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geometry problem | questionnaire 005
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4
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2K
DanielRiesTorres
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Use the proportion of logarithms to expand the expression...
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4
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2K
DemiGod
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D
4^2x - 2 * 4^(x+4) + 4^8 = 0
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5
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2K
DemiGod
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M
Transformations of Graphs: y = 4^(x+3) to y = (2^x)/5
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8
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4K
Monkeyseat
M
N
Find Tan x + Square root of 3 = 0
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5
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5K
tkhunny
tkhunny
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FInd exact value of the expression Sec(arctan -5/12)
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1
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5K
tkhunny
tkhunny
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Model Of Harmonic motion w/ initial displacement of 0 cm....
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1
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2K
tkhunny
tkhunny
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find algebraic expression for Cos(Arccos x - Arcsin X)
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2
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27K
NoAsherelol
N
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