👤

Sagot :

ex 1:

1/ un triangle rectangle aire: 5x2= 10cm2

2/ un carré: 4x4= 16cm2

3/ un rectangle: 4x5= 20cm2

Bonjour,

1)

Triangle quelconque

(5*2)/2 => 5cm²

2)

Parallélogramme

4*4 => 16cm²

3)

Rectangle

5*4 => 20 cm²

© 2024 IDNLearn. All rights reserved.