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Geometry and Trig
Ask your questions about all levels of geometry from elementary school through college.
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M
Rose Curve Proof
Mathsgla
Nov 3, 2016
Replies
8
Views
2K
Nov 6, 2016
Steven G
V
Adding waves of the same frequency! If I have v_1 = 3sin t and v_2 = 2cos t...
Vulcan
Nov 3, 2016
Replies
2
Views
1K
Nov 4, 2016
Vulcan
V
H
need help with part b of this question: prove that tan(pi/12)= sqrt(7 - 4sqrt3)
hndalama
Nov 2, 2016
Replies
6
Views
2K
Nov 3, 2016
Deleted member 4993
D
V
find exact values for cos(x-y) if...
vox
Nov 2, 2016
Replies
5
Views
1K
Nov 2, 2016
Steven G
H
prove this identity: sin(3x) + sin(x) = 2sin(2x)cos(x)
hndalama
Nov 1, 2016
Replies
5
Views
5K
Nov 2, 2016
Ishuda
I
I
Equilateral triangle: find distance from corners to center of mass
InfernoBear
Nov 1, 2016
Replies
1
Views
2K
Nov 1, 2016
Harry_the_cat
A
edge-on views of plane and data
AGuiXe
Nov 1, 2016
Replies
0
Views
646
Nov 1, 2016
AGuiXe
A
J
Writing Assignment Trig
JessAndrell
Oct 31, 2016
Replies
1
Views
665
Nov 1, 2016
Deleted member 4993
D
F
Graph Theory Problem: why no vertices of order 1?
Furai
Oct 30, 2016
Replies
1
Views
849
Oct 30, 2016
ksdhart2
K
T
Triangle perimeter SSAT Q: if area of rt triangle is 9, one leg is 3, find perimeter
tathagata7
Oct 28, 2016
Replies
4
Views
1K
Oct 29, 2016
tathagata7
T
C
Question regarding angles and distances on a plane
CigmaChi
Oct 28, 2016
Replies
3
Views
1K
Oct 29, 2016
stapel
A
trigonometry question: A manufacturer is making a bike where...
actuallyaisling
Oct 27, 2016
Replies
2
Views
1K
Oct 28, 2016
stapel
T
geometry proof: Given RM = SN, <MRS = <NSR, prove SM = RN
tom1242
Oct 28, 2016
Replies
0
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4K
Oct 28, 2016
tom1242
T
C
Advanced Geometry (Cone Segments) Question
Cyryn
Oct 26, 2016
Replies
1
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711
Oct 27, 2016
Cyryn
C
K
Solve equation 3tan(2x+15)=4 for 0<x<180
Kayla65
Oct 26, 2016
Replies
4
Views
3K
Oct 27, 2016
HallsofIvy
H
K
Find a and b for f(x)=a-bcos(x), max is f(x)=10, min is f(x)=-2; find a, b
Kayla65
Oct 25, 2016
Replies
6
Views
4K
Oct 26, 2016
Steven G
J
"If distance between ( x, -1 ) and ( 2, 3) equals 4, solve for x" & 19 other q's
jpauloweyt
Oct 24, 2016
Replies
4
Views
3K
Oct 26, 2016
Steven G
N
Trigonometric Inequality: T/F: If 5pi/4 <= x < 3pi/2, then 0 <= cot(x) < 1
Nexo
Oct 26, 2016
Replies
1
Views
1K
Oct 26, 2016
stapel
J
How to demonstrate that S = S' x Cosa
Jadsadaka
Oct 25, 2016
Replies
1
Views
1K
Oct 26, 2016
Ishuda
I
H
geometry: Angle QOP and Angle QOR are complimentary, but Angle POR is not a right ang
heidimaes
Oct 25, 2016
Replies
1
Views
1K
Oct 26, 2016
stapel
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