Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
P
Pattern matching question
Replies
1
Views
557
Dr.Peterson
Dr.Peterson
senseimichael
Why is the height of the smaller triangle 3cm?
Replies
11
Views
2K
firemath
firemath
K
Partial volume of a hexagon
Replies
2
Views
716
Dr.Peterson
Dr.Peterson
shahar
Erlangen Program
Replies
2
Views
837
shahar
shahar
A
why is this wrong?
Replies
7
Views
1K
Li Batton
L
T
Fourier Transform
Replies
4
Views
1K
thelegitrohan
T
A
Rotate the elbow out of a virtual body, or, rotate a point on the edge of an umbrella cap out of the water
Replies
0
Views
566
Alexees
A
J
What's the volume of this 3D shape?
Replies
4
Views
1K
Dr.Peterson
Dr.Peterson
S
How to do this, idk where to start.
Replies
10
Views
1K
hoosie
H
D
Find the sum of the angles
Replies
6
Views
899
Dr.Peterson
Dr.Peterson
D
Find an angle
Replies
7
Views
1K
DukiMath
D
S
I got stuck. Almost done
Replies
9
Views
1K
pka
pka
A
Icosahedron Issue
Replies
9
Views
2K
Dr.Peterson
Dr.Peterson
S
One question might be almost done
Replies
4
Views
712
Dr.Peterson
Dr.Peterson
S
One more step
Replies
1
Views
551
Steven G
Steven G
S
One question almost done
Replies
7
Views
903
Dr.Peterson
Dr.Peterson
S
Tough Problems
Replies
11
Views
1K
Dr.Peterson
Dr.Peterson
F
How to calculate angle if 2 sides are known?
Replies
3
Views
716
Dr.Peterson
Dr.Peterson
O
I’m not sure how to work out the area of this composite shape
Replies
3
Views
1K
Steven G
Steven G
S
2 Problems no idea
Replies
5
Views
614
Dr.Peterson
Dr.Peterson
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