Oblicz pole trapezu . ( zdj trapezu w załączniku)
4²+x²=5²
x²=9
x=3
5-3=2
2+2=4 - Krótsza podstawa
Dolna podstawa: 10
Pole: (10+4)*4/2
Pole:28j²
X2+42=52
x2=16=25
x2=9
10-3*2=4
P=(4+10)*4:2=28
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4²+x²=5²
x²=9
x=3
5-3=2
2+2=4 - Krótsza podstawa
Dolna podstawa: 10
Pole: (10+4)*4/2
Pole:28j²
X2+42=52
x2=16=25
x2=9
x=3
10-3*2=4
P=(4+10)*4:2=28