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Trapezoid area with sides 0.1,3,4.83,5.57 equal to 7.483

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
=
0.1+3
2
·
4.832 - (
(3-0.1)2+4.832-5.572
2·(3-0.1)
)2
=
3.1
2
·
4.832 - (
2.92+4.832-5.572
2·2.9
)2
=
3.1
2
·
23.3289 - (
8.41+23.3289-31.0249
5.8
)2
= 1.55
·
23.3289 - (
0.714
5.8
)2
= 1.55
·
23.3289 - 0.1232
= 1.55
·
23.3289 - 0.015129
= 1.55
·
23.313771
= 1.55
·
4.828
=
7.483

Answer: trapezoid area with sides 0.1,3,4.83,5.57 equal to 7.483