Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
U
Calculate amplitude for g(x) = a Cos(x - 30)
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8
Views
2K
The Highlander
The Highlander
Steven G
Who can answer this one correctly? (coins rotating about other coins)
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6
Views
2K
Steven G
Steven G
C
Find angle BAO: In the picture, O is the centre of the circle and |BD| = |DC|.
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11
Views
2K
chijioke
C
T
Solving a complex set of triangles, I think.
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4
Views
981
skeeter
skeeter
M
Functions Q: Use your graph to estimate...
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13
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3K
MuddledMaths
M
C
Calculate angle PSR: In the drawing, ST is a tangent to a circle PQRS....
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3
Views
2K
The Highlander
The Highlander
D
GCSE Q worth 4 marks: The diagram shows two vertical masts A and B....
Replies
10
Views
2K
pka
pka
M
Angle at origin between 3 intersecting planes
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8
Views
1K
blamocur
blamocur
C
Two chords, PQ and RS, meet at a point T outside the circle. Given |TO|=6, |PQ|=8, |TR|=6, find |RS|.
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7
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1K
chijioke
C
C
Find the distance between the chords.
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13
Views
2K
chijioke
C
C
Find the distance from C to A.
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7
Views
2K
chijioke
C
G
Solving for a diagonal inside a rectangular prism?? Please help
Replies
17
Views
3K
Dr.Peterson
Dr.Peterson
G
Geometry: Given |AD|=12, |AC|=16, |AE|=6, |AB|=8, show angle ADE is congruent to angle ACB
Replies
6
Views
1K
Steven G
Steven G
T
Rotation and distances
Replies
1
Views
909
blamocur
blamocur
A
Prove these two Pythagorean identities
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4
Views
924
Steven G
Steven G
J
Find positive y intercept of a circle given a radius of 1 and x intercepts of +/-(.580/2).
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8
Views
2K
Jordanmiller1029
J
shahar
inscribed figure
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2
Views
710
The Highlander
The Highlander
Q
Find all x,y points on the graph if r*cos(p)<=2 and -pai<=p<=pai
Replies
3
Views
762
khansaheb
K
C
Angle: The angles of elevation of the top of the tree was viewed by two boys as shown....
2
Replies
23
Views
7K
The Highlander
The Highlander
J
Help simplifying the result to a trig question to become one of the accepted answers needed.
Replies
4
Views
1K
Dr.Peterson
Dr.Peterson
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