a}OBLICZ POLE TRÓJKĄTA ABC
b}OBLICZ POZOSTALE 2 WYSOKOSCI TEGO TRÓJKĄTA
P= 14*12/2=84
b= 15 p= 15*h/2=84
h= 168/15= 11,2
c=13*h1/2=84 h1=12,9
a)
h=12
a=14
b=13
c=15
P=1/2h*a=1/2*12*14=84cm2
b)
wysokość h2 P=1/2h2*b=1/2h2*13
h2=13/2
h2=6 1/2
h3=1/2h3*c=1/2h3*15
h3=15/2
h3=7 1/2
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P= 14*12/2=84
b= 15 p= 15*h/2=84
h= 168/15= 11,2
c=13*h1/2=84 h1=12,9
a)
h=12
a=14
b=13
c=15
P=1/2h*a=1/2*12*14=84cm2
b)
wysokość h2 P=1/2h2*b=1/2h2*13
h2=13/2
h2=6 1/2
h3=1/2h3*c=1/2h3*15
h3=15/2
h3=7 1/2