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Geometry and Trig
Ask your questions about all levels of geometry from elementary school through college.
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G
Prove Line Joining Points of Intersection of Two Coplanar Circles Bisects a Common Tangent
Glenn Lavoie
Apr 10, 2024
Replies
0
Views
21
Apr 10, 2024
Glenn Lavoie
G
R
Vector question
Raanikeri
Apr 9, 2024
Replies
5
Views
173
Apr 10, 2024
Raanikeri
R
B
Determining the angle between a line x = n(1, ....) and an angle bisector.
bogo
Apr 10, 2024
Replies
1
Views
17
Apr 10, 2024
bogo
B
A
Size of Material required to cut out a truncated cone
Amplegirthage
Apr 9, 2024
Replies
0
Views
25
Apr 9, 2024
Amplegirthage
A
M
Help with this trig equation.
mastermindarmen
Apr 2, 2024
Replies
3
Views
138
Apr 9, 2024
The Highlander
S
Please help me in this exercice
samiboutgoulla
Apr 7, 2024
Replies
2
Views
111
Apr 9, 2024
The Highlander
B
Determine the angle between the Y-axis and an angle bisector.
bogo
Apr 9, 2024
Replies
0
Views
15
Apr 9, 2024
bogo
B
J
projection in a right-angled triangle
jjoyjoy
Apr 4, 2024
Replies
1
Views
83
Apr 9, 2024
khansaheb
K
M
theorems about the circle
miraclezz
Apr 6, 2024
Replies
0
Views
55
Apr 6, 2024
miraclezz
M
I
Locked
Earth curvature help please (My brother-in-law is a flat earther and sent me this video about earth curvature.)
Idun
Mar 21, 2024
2
3
Replies
57
Views
1K
Apr 6, 2024
Idun
I
G
Prove Line Joining Points of Intersection of Two Coplanar Circles Bisects a Common Tangent
Glenn Lavoie
Apr 4, 2024
Replies
0
Views
72
Apr 4, 2024
Glenn Lavoie
G
R
Geometry
reggiwilliams
Mar 28, 2024
Replies
9
Views
618
Mar 29, 2024
The Highlander
S
Vector equation of a plane
Skelly4444
Mar 29, 2024
Replies
3
Views
170
Mar 29, 2024
blamocur
S
Vector equation of a plane given 2 lines
Skelly4444
Mar 28, 2024
Replies
2
Views
154
Mar 28, 2024
Dr.Peterson
E
Calculating the area of overlap between 2 circle sectors
evansba
Mar 26, 2024
Replies
4
Views
211
Mar 27, 2024
Dr.Peterson
A
Straight line problem: line through (-5,-4) meets x+3y+2=0, 2x+y+4=0, x-y-5=0 at B,C,D respectively. If (15/AB)^2+(10/AC)^2=(6/AD)^2, find line's eqn.
arjunn
Mar 21, 2024
Replies
11
Views
287
Mar 25, 2024
khansaheb
K
R
Trigonometry: The diagram shows a rectangle ABCD inside a semicircle, centre O and radius 5cm, such that |<BOA| = |COD| = theta degrees
reggiwilliams
Mar 25, 2024
Replies
9
Views
261
Mar 25, 2024
The Highlander
A
Volume of triangular prism: The area of a triangular prism is 1/2*base*height*length but why did they add a sin(60)?
annaanna
Mar 23, 2024
Replies
8
Views
344
Mar 24, 2024
annaanna
A
T
A regular polygon is formed by a complex equation’s solutions.
tpupble
Mar 23, 2024
Replies
5
Views
169
Mar 23, 2024
blamocur
R
Co-ordinate Geometry: Verify that 3x - y - 4 = 0 contains pt (2, 2). Hence find shortest distance between line and 6x - 2y + 7 = 0
reggiwilliams
Mar 22, 2024
Replies
3
Views
205
Mar 22, 2024
The Highlander
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