Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
J
solve without calculator
Replies
6
Views
61K
tkhunny
tkhunny
C
Geometry: Prove: Angle APD is congruent to Angle BQE
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4
Views
3K
Deleted member 4993
D
D
Application of Right Triangles: fencing for pentagonal bldg
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1
Views
2K
Deleted member 4993
D
V
patio shaped as sector w/ central angle 160 degrees, with
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2
Views
2K
Denis
D
M
trig probs: dist. from observer to plane; of boat from tower
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2
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1K
soroban
S
M
Geometry: Find PM, given M midpt of PQ, N of MQ, L of MN, &
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1
Views
2K
Deleted member 4993
D
J
Application of a right triangle: Sand Dune
Replies
7
Views
5K
mmm4444bot
mmm4444bot
H
Applying Triig functions
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4
Views
2K
Denis
D
F
trig identity (sin²x-sin²xcos²x)=sin²x(1-cos²x)
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2
Views
5K
flyingfreedom
F
K
More 2-D vectors: force of 490 lbs needed to keep car on 10-
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18
Views
8K
mmm4444bot
mmm4444bot
I
Transformation in Trig Functions: f(x) = sin(pix + 1)
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1
Views
2K
skeeter
skeeter
K
trigonometry: simplify cos(tan-1(t)), cot(cos-1(w)), etc
Replies
1
Views
3K
mmm4444bot
mmm4444bot
M
Geometry: B complement of A, B 1/6 of C, C supp of A
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1
Views
2K
skeeter
skeeter
F
dble angle ident: prove 1+sin2x=(sinx+cosx)^2 algebraically
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1
Views
3K
tkhunny
tkhunny
T
Finding x: triangle w/ sides 32, 35, 3x+4; 3x-8, 2x+4, angle
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4
Views
3K
Denis
D
M
The Unit Circle: using to find cos 7pi/6 (need lessons)
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1
Views
7K
stapel
stapel
R
Biconditional statements: are both correct? is one better?
Replies
1
Views
2K
mmm4444bot
mmm4444bot
A
find difference in distances in going around inside, outside
Replies
1
Views
1K
mmm4444bot
mmm4444bot
N
Draw line indicating all points equidistant from pts X and Y
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4
Views
4K
nosal
N
P
Slope Greater than 1: is slope of -25/6 counted as being....
Replies
5
Views
4K
mmm4444bot
mmm4444bot
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