Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Inverse Trignometry: if x1,x2,x3,x4 are roots of eqn, then find sum of tan^-1 x
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2
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3K
stapel
stapel
Z
Is this a valid demonstration of how to draw a line parallel to another?
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3
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2K
ZeHgS
Z
W
semiregular hexagon area: If GH=2HJ=JK=2KL=LM=2MG and GK = 12, determine perimeter of
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1
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1K
stapel
stapel
L
Angles in parallel lines , Please can i have a little help please
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1
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2K
stapel
stapel
N
Trig. Q: If cosθ = 0.7, find the value of cos(θ - 4π) + cos(θ + 2π)
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2
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5K
pka
pka
E
Trig. Q: The two tangents from a point A to a circle touch the circle at S and at T.
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1
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3K
stapel
stapel
D
Hopefully a Simply Circle Problem
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1
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1K
Daveyb
D
J
Finding an angle, info i have, width, rise, radius.
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0
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839
JMace
J
E
Trig Question: solve tan(x/2+pi/3)=1 on the interval [0, 2pi]
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3
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2K
eh6794
E
M
single resultant force - trig
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4
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1K
MissG
M
L
if 0° ≤ θ < 360°.sin θ = 0.9625 with θ in QII, find θ to nearest tenth of degree
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2
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5K
Harry_the_cat
Harry_the_cat
E
Given: < 3 is supp. to < 4. Prove: BD // FE
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1
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1K
stapel
stapel
R
How do i come up with a general case for the area and perimeter of a parbelos?
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0
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909
RL2328
R
A
Help with this problem?
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1
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965
stapel
stapel
L
How does THETA change with PSI? (irregular polygon)
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0
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2K
LowEnergy
L
M
if cos 2 theta = -0.5625 how do i find theta?
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5
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2K
stapel
stapel
H
Perimeter of a rectangle is 22 Cm. Length of it's diagonal is...?
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2
Views
4K
stapel
stapel
T
How to simplify this trig equation: 2cosx(1+cosx)=1-(3^(1/2))sin2x
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1
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1K
Tarro
T
Q
Find the value of x in the geometrical figure
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3
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3K
Questraman
Q
V
Cargo Bin Turn Radius: piece is 300" long x 24" T x36" w, door is 136" w x 81" t,...
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4
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1K
stapel
stapel
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