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6/10 = x/7
x=4,2
liczymy wysokosć całego trójkata
6²+y²=10²
y=8
6/8=4,2/z
z=2,4
Pole trapezu = (6+4,2) *2,4 *½ = 10,2*1,2=12,24
zadanie 05 10
3,6/1,5=h/2,5
h=6
h-3,6=6-3,6=2,4
6/5,5=3,6/w
w=3,3
pole trapezu = (3,3+1,5+5,5+2,5) *2,5*½=6,4*2,5 =16