Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
R
Arc length between two points on a cylindrical shell
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9
Views
6K
rww88
R
H
Given in circle b, measure of arc DCA = 316, find m<ACD
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12
Views
4K
Dr.Peterson
Dr.Peterson
A
rectangle length 2X width, area equal to that of square w/ 12cm sides
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7
Views
2K
anibal.antonio
A
M
Trigonometric-Identity Problem (Quick Question)
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1
Views
836
HallsofIvy
H
B
conical tank - radius of cone of water always porportional of height?
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2
Views
2K
Barry75
B
H
Prove ABC is Isoceles, given BE = BD and AE = CD
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1
Views
1K
Steven G
Steven G
T
Distance from Chord to Circle Edge?
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3
Views
3K
tomadom
T
H
Find the value of x if AB = 38 and CD = 68. Figure may not be drawn to scale.
Replies
5
Views
2K
happiness
H
H
Refer to the figure. Choose correct similarity statement
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3
Views
2K
happiness
H
D
Find the angles of a skinny hexagon without algebra - simple math
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1
Views
781
Dr.Peterson
Dr.Peterson
H
Problem 24: If P/Q = R/S, which of the following is NOT true?
Replies
8
Views
3K
happiness
H
P
Finding if vector line doesn't cross 3D plane v = (2i − 3j + k) + µ(i − 2j) + ν(i + k
Replies
2
Views
977
pkusy882
P
I
Value of arcsin expression E = arcsin(|24,2506|) / 24 in degrees, radians
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2
Views
789
Dr.Peterson
Dr.Peterson
S
Finding angle created by polygon within polygon
Replies
3
Views
973
Dr.Peterson
Dr.Peterson
S
Formula for angle in Polygon: size of angle ACD in terms of n
Replies
10
Views
3K
Dr.Peterson
Dr.Peterson
J
Transform data from 0 to 360° to -180 to 180° (surface aspect of a glacier)
Replies
1
Views
614
Dr.Peterson
Dr.Peterson
H
NY = 3*sqrt 6 OR 12? tri NYV, alt YA to NV, NA=6, AV=9; find NY
Replies
6
Views
2K
stapel
stapel
S
Finding number of sides of regular polygon with different interior angles?
Replies
6
Views
1K
Simonsky
S
H
9) Find perimeter, Area of triangle CRT (altitude TA to CR, TR=45, AR=27)
Replies
5
Views
2K
happiness
H
H
Correct similarity statement for triangles ACB (w/ altitude CD to AB), ACD, BCD
Replies
1
Views
790
Dr.Peterson
Dr.Peterson
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