Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Ted
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General solution of trig equations
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JeffM
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Prove a trigonometric equality
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101
Aedrha2
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Geometry Problem, Detailed solution required.
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Harry_the_cat
Harry_the_cat
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60 sided Geodesic Dome
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AndyWC
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How to form reference triangle sides without using ruler?
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lev888
lev888
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Right triangle problem
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mathnerd2021
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This circles question set that is the bane of my existence right now
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146
jonah2.0
jonah2.0
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Solving a multiple of cosine of an angle in exact terms
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202
Harry_the_cat
Harry_the_cat
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Confused with maths question involving the "t formula"
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4
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113
ConfusedWithMaths
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steps to proving 2sin^2(x)+cos^2(x) = 2-cos^2(x) trig identity
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62
actresschanel
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Trig equation
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mathnerd2021
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Prove: DE bisects the angle BFC
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8
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309
lex
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XY points on an arc?
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10
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152
Davek0974
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The diagonal of a circle
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95
Air conditionner
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help with straights in space
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150
canvas
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Solving trigonometry questions
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141
Harry_the_cat
Harry_the_cat
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help Trig equation
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75
Jomo
Jomo
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Equation for finding length of a curve
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139
lex
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Proof
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lex
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Position along vector for touching circles.
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mook
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