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Trapezoid Calculator
Parallel Side a:
Parallel Side b:
Side c:
Side d:
Altitude (h):
Area:
Perimeter:
Diagonal L
1
H
2
:
Diagonal H
1
L
2
:
Angle (θ):
radian
̊ degree
π
π/3
Angle (Φ)
radian
̊ degree
π
π/3
Trapezoid Formulas
• Area = h(a+b)/2
• Perimeter = a + b + c + d
• Diagonal L
1
H
2
= sqrt(h
2
+(b-sqrt(c
2
-h
2
))
2
)
• Diagonal H
1
L
2
= sqrt(h
2
+(b-sqrt(d
2
-h
2
))
2
)
Trapezoid Calculator with Angles
Parallel Side a:
Parallel Side b:
Angle (θ):
radian
̊ degree
π
π/3
Angle (Φ)
radian
̊ degree
π
π/3
Altitude (h):
Area:
Perimeter:
Side c:
Side d:
Diagonal L
1
H
2
:
Diagonal H
1
L
2
:
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