Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
E
Calculating tension for mass on incline slope
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7
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2K
sinx
S
M
[High School Geometry] Circle w/ center "this" pt, vertex as endpt would circumscribe
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6
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2K
pka
pka
A
Find ratio of areas of parallelograms: parallelogram ABCD; P midpoint of AB, Q of BC,
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4
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2K
Azazello
A
T
32 Fundemental Identites: please help w/ 1 over cos(90-x)
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4
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948
Deleted member 4993
D
T
Equilateral triangle, perimeter and area? idk what to call this
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5
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2K
Azazello
A
F
Representing a view of a 3D sphere as a 2D circle?
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3
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3K
j-astron
J
T
Reading nomogram (needed to adjust my truck roof air deflector)
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4
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1K
Trilis
T
A
semi circle problem: square inside has area 36 cm^2; find radius of semi-circle
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11
Views
3K
pka
pka
T
Opposing Triangles: 2 lines cross in shape of "X", bases are parallel
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2
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1K
Tyler4550
T
C
Working out x on a vertical opposite angle
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6
Views
1K
ChickenFarmer
C
E
Segment Problem: Y is between X and Z, find XY. XZ=26 and XY = 3x+2.
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2
Views
1K
Denis
D
S
moment of O of the tension about the pivot point O of the gate
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0
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1K
shadowman123
S
D
Inverse functions equations: Why is arcsin(x) = pi an impossible equation?
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5
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4K
pka
pka
J
Indirect Proof
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7
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1K
jtayag0622
J
I
Area of a.... I dont know what shape this is...
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2
Views
800
Intrepid
I
S
Truth tables
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5
Views
980
pka
pka
A
Cone volume problem
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1
Views
781
Deleted member 4993
D
S
I need to project a point from a sphere onto a cube that is tangent to the sphere.
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4
Views
1K
Sabudum
S
shahar
essay understanding - Archimedes exhaustion
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1
Views
992
Dr.Peterson
Dr.Peterson
shahar
Is there a relationship between degrees of angles in a polygon to it's diagonals?
2
Replies
22
Views
5K
Dr.Peterson
Dr.Peterson
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