App Description

Size head (square) area calculation formula:

\(S=(a+b+a1+b1) H\)

In the formula:

a, b---big head,

A1, b1---small head length,

H---high

Usage example

Input data:

A1—the length of the small head is 1:4

B1—the length of the small head is 2:2

A—large head length 1:8

B—large head length 2:6

H—high: 7

Click "Calculate" to output data

Size head (square) area: 140

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