Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
F
3 Geometry Qs: A rectangular prism has a volume of 144 cubic inches....
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2K
Ficle
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M
from 150' up, observer meas. 12*, 34* angles of depression for bldg across street
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2
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2K
migo123
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S
Please help me solve: Determine surface areas of composite objects
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6
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2K
securekey
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S
Find angle A in a right-angled triangle, with cos C= 4/5? (with diagram)?
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4
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4K
mmm4444bot
mmm4444bot
S
Need Help on this one problem.
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2
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1K
Steven G
Steven G
R
(tan x+1)(cos x+1)=0: solve on the interval [0,2π]
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3
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3K
pka
pka
A
finding x?
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7
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2K
Otis
Otis
V
An IGCSE Geometry/Probability question
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1
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4K
stapel
stapel
T
need help with geometry questions please
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3
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1K
Deleted member 4993
D
K
Forward Kinematics, DH Parameters, Transformation Matrices assistance
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839
kevlar129bp
K
M
How do I approach this problem? "A cube of 8cm x 8cm x 8cm is divided into..."
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2
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2K
HallsofIvy
H
T
difficult proof! "AD is an altitude in an acute triangle ABC...."
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2
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1K
TobiWan
T
B
Simplifying Trigonometric Identities: (sec(x)tan(x))/((tan^2(x))^3/2)
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2
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1K
BigNate
B
R
Trig Writing assignment: model the amount of perceived daylight in a certain location
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1
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2K
stapel
stapel
P
Nine Point Center Theorem
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1
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2K
Deleted member 4993
D
M
1950's engineer book with "simple" geometry problem I can't solve
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8
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3K
Steven G
Steven G
M
Geometry Problem: How many labels left on roll, given diameter?
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4
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2K
hoosie
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T
Decide whether α must be a rational number. HOW!?
2
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20
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16K
Steven G
Steven G
O
Surface Area of Rectangular Prism is sum of areas of 6 rectangles that form the prism
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2
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2K
openyourminds
O
O
GED Triangle Geometry Question
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5
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2K
pka
pka
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