Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
L
need to find the Largest and Smallest values of a Trig func.
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6
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2K
lalala84
L
G
Find Area of Triangle A'B'C'
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2
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1K
Guest
G
S
Help! Stuck on Trig Question.
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3
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3K
Denis
D
G
Find the Coordinates
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4
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1K
Guest
G
M
Locked on 2 'prove identity' questions for days now
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2
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1K
soroban
S
D
[SPLIT] rule to go from y = sin(x) to y = 0.667sin0.5x + 1
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2
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2K
Daimeera
D
H
eqn of horizontal line passing through (-2, -2)
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2
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2K
stapel
stapel
E
Shortest Great Circle Distance....
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7
Views
3K
e2dot718
E
C
Isosceles Triangle Proof
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1
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2K
pka
pka
C
Area Proof
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2
Views
1K
Clifford
C
W
I need help Proving an Identity
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10
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2K
Whoppie
W
T
1 - cos2x + cos3x - cos5x; sin(a) - sin(b) - sin(c)
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5
Views
2K
truth_seeker
T
K
Trig - terminal side of an angle
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8
Views
2K
tkhunny
tkhunny
S
Double-angle identities
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1
Views
1K
soroban
S
B
Polygon
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3
Views
2K
galactus
G
N
Need Help Quick Please
Replies
3
Views
1K
skeeter
skeeter
S
Trigonometry Books: recommendations requested
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2
Views
2K
pka
pka
H
Geometry project ..
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11
Views
3K
Guest
G
C
How would I typeset the 'congruence' and 'segment' signs?
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2
Views
1K
stapel
stapel
C
Proof: Given WX congruent to YZ, ZW congruent to XY
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2
Views
5K
stapel
stapel
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