Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
S
Members of Isosceles triangle in a pentagon
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1
Views
634
lev888
lev888
C
Finding an equation based on sin graph
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4
Views
852
coooool222
C
M
Cosine addition trouble
Replies
4
Views
983
Dr.Peterson
Dr.Peterson
D
straight line intersecting a circle
Replies
5
Views
2K
darkyadoo
D
J
Find area of irregular hexagon in circle.
Replies
0
Views
676
juandiaz
J
W
Geometry problems
Replies
7
Views
1K
wiwatmongkonthan
W
W
Finding triangle area but something wrong
Replies
4
Views
866
wiwatmongkonthan
W
D
Need urgent help
Replies
9
Views
1K
Cubist
Cubist
D
Need help urgently
Replies
3
Views
761
Deleted member 4993
D
D
Help finding area triangle
Replies
11
Views
2K
darongkun
D
S
Need solution
Replies
3
Views
985
lev888
lev888
E
Finding solutions
Replies
6
Views
944
eutas1
E
F
the line joining points A(x,3) and B(2,-3) is perpendicular to BC where c is the point (10,1) Find the value of x
Replies
2
Views
985
Steven G
Steven G
E
Given that f(θ) = c is satisfied by only three values of θ, find the value of c.
Replies
8
Views
2K
Otis
Otis
J
Cabin trigonometry
Replies
7
Views
1K
mmm4444bot
mmm4444bot
W
Triangle circumscribes four circles
Replies
11
Views
2K
jonah2.0
jonah2.0
A
Help on a real life geometric word problem.
Replies
2
Views
878
Otis
Otis
L
Add or Subtract?
Replies
7
Views
1K
Otis
Otis
P
Congruent triangles
Replies
10
Views
2K
Dr.Peterson
Dr.Peterson
C
polygon
Replies
4
Views
1K
HallsofIvy
H
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