Oblicz pole trójkata , jesli jego obwód wynosi 60cm.
Rys. w załączniku!
a=?
b=20
c=15
Ob=60
a+20+15=60
a=25
----------------------------------
h=12
P= 1/2a*h
P= 1/2 *25*h
P= 1/2*25*12
P= 25*6
P= 150 j^
L=60cm
L=a+b+c=a+15+20=35
a=60-35=25cm
P=0,5*a*h= 0,5*25*12=150
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a=?
b=20
c=15
Ob=60
a+20+15=60
a=25
----------------------------------
a=25
h=12
P= 1/2a*h
P= 1/2 *25*h
P= 1/2*25*12
P= 25*6
P= 150 j^
L=60cm
L=a+b+c=a+15+20=35
a=60-35=25cm
P=0,5*a*h= 0,5*25*12=150