Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Triangle with Angle,Side,Ratio known
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Deleted member 4993
D
T
Proving triangles congruent: Given |AE| par to, cong to |BD|, <E cong to <D, prove...
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2
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1K
stapel
stapel
T
Angle bisector: prove that the Ray in the middle bisects the whole angle.
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2
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2K
stapel
stapel
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Given |AB| cong to |CD|, |AD| cong to |BC|, prove |AB| par to |CD|, |AD| par to |BC
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2
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stapel
stapel
E
ratio of chord to its arc
2
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22
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enhandle
E
M
Find the Legnth of an arc
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Deleted member 4993
D
F
ABC is a right triangle, BC is perpendicular to CA, D lies on BA,...
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3
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2K
fasibasar
F
A
Help With Establishing an Identity: sin(@ + 2pi) = sin(@)
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2
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1K
Adalia
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F
slope of a walkway
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4K
ksdhart2
K
L
how the height of a sphere affects the radius
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9
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3K
Harry_the_cat
Harry_the_cat
A
Maximum height of a fountain
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3
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2K
stapel
stapel
A
Help solving side of parallelogram with 2 different variables
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3
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4K
ksdhart2
K
T
Pear-shaped Curve perimeter?
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5
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5K
Television
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W
geometry roots
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5
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2K
Deleted member 4993
D
V
Find value of x, w/o trigo, from triangle with alg. expr. for side lengths, angles
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1
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1K
stapel
stapel
R
Help with a design Using an eleven-sided flat polygon...
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3
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2K
stapel
stapel
A
Finding the AREA of similar triangles.
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2
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5K
Prove It
P
A
Notation: Given AE = 3 cm, AB = 8 cm, F = 26 cm^2, then DC = ?, DE = ?, AD = ?
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2
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1K
Harry_the_cat
Harry_the_cat
M
Finding the centre of a area of land
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1
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1K
darrennewell
D
J
Need help finding the coordinate for perpendicular line in 3d space
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2K
stapel
stapel
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