Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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Converses: Find a counterexample to show that the conditional statement is false.
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3
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2K
stapel
stapel
K
Right Triangle: If m(A) = 60 Degrees, m(D) = 45 Degrees, BD = 15sqrt(2), find |AB|.
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9
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4K
kampoz13
K
B
Help Please: "for each pair of intersecting lines, find m<ABC"
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1
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992
stapel
stapel
S
Find the size of coloured angle.
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5
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2K
SumairaRounaq
S
T
Z axis rotation by successive X axis and Y axis rotations?
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2
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3K
tb12
T
M
Coordinates of sin(2x)=1/2
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3
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1K
stapel
stapel
L
Area and Volume Q: a paintbrush is 30cm long. It just fits diagonally inside a cylind
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2
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3K
soroban
S
J
need help with basic trig: If tan = -2 and sec = 5 radical. find...
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4
Views
2K
jeremiahcp
J
G
Find angles between rays formed by points in 3-dimensional space
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0
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966
GregM
G
S
Trig: You are aiming at a target 20 metres away that is at your eye level....
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1
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1K
Deleted member 4993
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J
A room has dimensions Length = 12 feet, breadth = 8 feet, Height= 6 feet.
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7
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4K
Justin1921
J
B
<1 and <2 form a linear pair. If m<1 = 5x + 9 and m<2 = 3x + 11, find the measures of
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2
Views
5K
pka
pka
Q
Quilter needs formula for cutting 45 degree angled strips
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0
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1K
Quilter
Q
S
cone has vol. of 9cm^3; you cut it so top have same height as bottom piece.
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1
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1K
Deleted member 4993
D
D
youcubed HEART (Area and Perimeter)
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2
Views
7K
DCPickle
D
L
a house with a length of 12580 cm but on paper it is 21 cm, the scale is 1:60 however
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1
Views
1K
Harry_the_cat
Harry_the_cat
K
pythagorean thm: triangle's sides have lengths xx, yy, sqrt[xxyy]; find x+y.
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12
Views
4K
Deleted member 4993
D
Harry_the_cat
Is an equilateral triangle an isosceles triangle?
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3
Views
2K
mmm4444bot
mmm4444bot
R
Geometry construction help
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0
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2K
rachelsweet
R
N
Trig Help Finding the Length of the Slope of a Pyramid
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1
Views
3K
Harry_the_cat
Harry_the_cat
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