Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
W
how to find perimeter of rectangle forming diam's of 2 semi-
Replies
2
Views
2K
skeeter
skeeter
B
3rd point of triangle, given 2 lengths, included angle
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5
Views
9K
Denis
D
H
Finding Two Angles Given A Ending Point
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1
Views
1K
Deleted member 4993
D
S
Trigonometric Identities: Negative Angle Relations
Replies
4
Views
2K
tkhunny
tkhunny
T
If triangles ABC, RST congruent to XYZ, then congruent to...
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5
Views
8K
masters
M
S
Trigonometric Double Angle Formulas
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3
Views
2K
stevo_evo_22
S
K
The Law of sines / geometry: iso. triangle w/ base b = 46...
Replies
2
Views
3K
Denis
D
J
Law of Sines applied problem help please
Replies
3
Views
4K
galactus
G
J
Law of Sines/Cosines: 200-m downhill run, 150-m level, and
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4
Views
4K
tkhunny
tkhunny
K
The Law of sines / geometry: solve WXY, with m(w) = 38,....
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2
Views
2K
stapel
stapel
X
Circle Geometry
Replies
0
Views
1K
xwrathbringerx
X
K
Finding exact values
Replies
3
Views
1K
Deleted member 4993
D
J
Multiple Angle Identity
Replies
1
Views
1K
pka
pka
K
Add/Subrtraction Trig Formulas
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2
Views
1K
soroban
S
K
Expressing trig functions as one angle
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1
Views
7K
soroban
S
K
Trigonometric applied problem (design of water slide)
Replies
6
Views
10K
galactus
G
K
Trigonmetric equations help
Replies
5
Views
2K
soroban
S
J
Trigonometric Equation help
Replies
4
Views
2K
Deleted member 4993
D
B
E,F,G are excenters of ABC: prove orthic triangle of EFG is
Replies
0
Views
1K
BrainMan
B
D
Identities reviewing.
Replies
2
Views
1K
stapel
stapel
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