" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
P=3*7/2
P=21/2
P=10,5 cm^2
b)P=a*h/2
P=6,4*5/2
P=32/2
P=16cm^2
a) 3 cm x 7 cm : 2 =21 cm kw : 2 = 10,5 cm kw
b) 6,4 cm x 5cm : 2 = 32cm kw : 2 = 16 cm kw