1.pole koła wynosi:
a.64πcm²
b.144πcm²
c.225πcm²
oblicz obwód koła.
2.Obwód koła wynosi :
a.10πcm
b.30πcm
c.8πcm
oblicz pole koła
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
1)
a. .r=64cm
r=64cm
r=8cm
2r
28
16cm
b.
r=144cm
r=144cm
r=12cm
2r
212
24cm
c.
r=225cm
r=225cm
r=15cm
2r
215
30cm
2.
a.
2r=10cm
2r=10
r=5
5
25cm
b.
2r=30cm
2r=30
r=15
15
225cm
c.
2r=8cm
2r=8
r=4
4
16cm