Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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What is the area of a regular hexagon w/ a distance from its center to a vertex of...
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3K
HallsofIvy
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R
The formula 180(n-2) gives the number of degrees in the angles of a convex polygon...
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6
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4K
Otis
Otis
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In the regular hexagram shown to the right, AB= 4 cm. Find the area.
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1
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3K
Zormuche
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R
In a 6 by 6 grid, how many pathways can be drawn from S to F...?
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1
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3K
pka
pka
R
Given that ABCD is a rectangle with AP= 40cm, BP=24 cm and CP=60 cm.
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0
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4K
randy.lahey
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K
Pi confusion: how could it be an irrational number when...?
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2
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2K
HallsofIvy
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M
Trig Question: if f(x)=sec(x) and if tan(x)=1 what is the value of (f*f)(x) ?
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5
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4K
ksdhart2
K
N
Just a couple questions. "△ABC△ABC is similar to △QRS△QRS by the AA Similarity...."
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2
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5K
ksdhart2
K
L
Solve for β to the nearest tenth of a radian for [0,2pi): 2+tanβ = cotβ.
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4
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2K
ksdhart2
K
C
Proof: Given: Segment PA is congruent to Segment KA and Segment LA is congruent to...
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2
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1K
pka
pka
A
Show that cotθ = (sqrt(1 - x^2))/x please help
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3
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3K
alex1234
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E
Real World Vector and Trig Issue
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5
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2K
HallsofIvy
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T
"Bearing" question - finding distance between two objects
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1
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2K
Deleted member 4993
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J
Ampitude of a wave: f(t)= cos(t)+sin(t+(pi/4))
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3
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2K
J.T
J
F
Triangle Proportionality Theorem Help?
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3
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2K
Harry_the_cat
Harry_the_cat
Y
Monstrous equation
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3
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1K
Deleted member 4993
D
C
Trig. fun problem solving: Decide sin^3 x + cos^3 x in terms of/ if sin x + cos x = a
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4
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1K
pka
pka
P
Proving equations using sin, cos and tan: (1+tanx)/(sinx+cosx) = 1/cosx
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4
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1K
Deleted member 4993
D
L
Trigonometria: The pendulum of a grandfather clock consists of a circular disc....
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2
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2K
stapel
stapel
N
Dividing a Trapezoid horizontally in 2 equal parts
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0
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3K
noznoz159
N
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