Calendar
<< < Dec. 2017 > >>
SunMonTueWedThuFriSat
26 27 28 29 30 1 2
3 4 5 6 7 8 9
10 11 12 13 14 15 16
17 18 19 20 21 22 23
24 25 26 27 28 29 30
31 1 2 3 4 5 6
Search in site

Quadrangle area(The four sides and the sum of the opposite angle)

Share

The area of quadrangle whose the base a is 3, the base b is 4, the base c is 5, the base d is 6, and the sum of the diagonal(A+B) is 180.

Area S: 18.97366596101