Oblicz pole i obwód trapezu.
załącznik.
obliczenia.
ma wyjść P= 2(26+4
Ob= )17+2 + 2
b=11
c₁=8
h=8/2=4
c₂=4·√2=4√2
a=4+11+4·√3=15+4√3
Ob.=a+b+c₁+c₂=15+4√3+11+8+4√2=34+4√3+4√2=2(17+2√3+2√2)
P=(11+15+4√3)·4/2=52+8√3
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b=11
c₁=8
h=8/2=4
c₂=4·√2=4√2
a=4+11+4·√3=15+4√3
Ob.=a+b+c₁+c₂=15+4√3+11+8+4√2=34+4√3+4√2=2(17+2√3+2√2)
P=(11+15+4√3)·4/2=52+8√3