" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Pc = 48 cm2
a = 5cm
b=7cm
48 cm2 = (5cm +7cm) * h :2
48cm2 = 12cm *h :2
h = 48 cm : (12cm :2)
h = 8 cm - wysokość trapezu
odp. trapez ma wysokość 8cm.
48cm2 = 1\2(5cm+7cm) * h
48cm2 = 1\2*12cm * h
48cm2 = 6cm *h
h= 48cm2 : 6cm
h=8cm