Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Trigonometric Equation
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3
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2K
Quaid
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SIN, COS, TAN question
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2
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3K
Quaid
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Can someone check my answers for me please
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4
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2K
trinzed
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need help for area of a scalent triangle
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Deleted member 4993
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Trigonometric equation
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3
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4K
HallsofIvy
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Limacon and paraboloid
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1K
HallsofIvy
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why x prim= xcos theta + y sin theta
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2
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2K
mehdihn
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Solve 4sin(2t)+ 4 = 8cos(t) - 4sin(t) for all real solutions?
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4
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2K
mauro125
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Identities. Help? :(
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8
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4K
Quaid
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Can someone check if my answers are right?
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2
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1K
Quaid
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Obtaining angular velocity given linear velocity and center of rotation 3D
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2
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2K
quarkz
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Conic sectinos length (Hyperbolas)
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1
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1K
Deleted member 4993
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The Concept of Point in Geometry
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2
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2K
Quaid
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establish the identity
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4
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1K
Deleted member 4993
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Find angle formed between two external congruent tangents of two circles
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4
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2K
Deleted member 4993
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What is the proper but basic way to find radians or angles ...
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19
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6K
Bob Brown MSEE
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Intersection of a 45 degree angle and an ellipse
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3
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4K
soroban
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Javascript Math Object Trigonometric Functions.
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2
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2K
Deleted member 4993
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Pythagoras
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1
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1K
Deleted member 4993
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Trouble with a polygon!
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6
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5K
Quaid
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