Oblicz pola trapezów przedstawionych na rysunkach
a=5cm
b=7cm
h=2cm
p=?
a=4cm
b=8cm
h=1,5cm
p=?
a=2cm
b=3cm
h=3cm
p=?
pliss
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
P= 1/2 * (a+b) * h
P= 1/2 * (5+7) * 2
P= 1/2 * 24
P= 12 (cm2)
P= 1/2 * (4+8) * 1,5
P= 1/2 * 18
P= 9 (cm2)
P= 1/2 * (2+3) * 3
P= 1/2 * 15
P= 7,5 (cm2)
1.
p=(a+b)*h/2
p=5+7*2/2=12*2/2=24/2=12cm2
2.
4+8*1,5/2=12*1,5/2=18/2=9cm2
3.
2+3*3/2=5*3/2=15/2=7,5cm2
dasz naj plis!!