App description

Trapezoidal formula:

1.Area \(S = h(a+b)/2\)

2.Oerimeter \(C = a + b + c + d\)

3.Diagonal \(L1H2 = sqrt(h2+(b-sqrt(c2-h2))2)\)

4.Diagonal \(H1L2 = sqrt(h2+(b-sqrt(d2-h2))2)\)

Usage example

Input data:

Parallel edge a: 4

Parallel edge b: 8

Angle (θ): 45

Angle (Φ): 45

High (h): 4

Click "Calculate" to output data

Area: 24

Perimeter: 21.40

Side c: 4.7009

Side d:4.7009

Diagonal L1H1: 6.8254

Diagonal H1L2: 6.8254

 

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