https://binary2hex.com/trapezoid-area.html?id=2

Trapezoid area with sides 3.22,2.05,1.46,1.9 equal to 3.844

Trapezoid area calculation method
Base a: Base b: Side c: Side d:

Trapezoid

A trapezoid is a quadrilateral whose two sides are parallel (bases) and the other two are not parallel (sides).
Trapezoid area formula Trapezoid area formula By the lengths of all sides and bases where a and b are the bases, c and d are the sides

Solution:
S =
a+b
2
·
c2 - (
(b-a)2+c2-d2
2·(b-a)
)2
=
3.22+2.05
2
·
1.462 - (
(2.05-3.22)2+1.462-1.92
2·(2.05-3.22)
)2
=
5.27
2
·
1.462 - (
-1.172+1.462-1.92
2·-1.17
)2
=
5.27
2
·
2.1316 - (
1.3689+2.1316-3.61
-2.34
)2
= 2.635
·
2.1316 - (
-0.1095
-2.34
)2
= 2.635
·
2.1316 - 0.0472
= 2.635
·
2.1316 - 0.002209
= 2.635
·
2.129391
= 2.635
·
1.459
=
3.844

Answer: trapezoid area with sides 3.22,2.05,1.46,1.9 equal to 3.844