Preguntas de práctica del círculo matemático para sexto grado de escuela primaria
(12*12-10*12)*3.14
==44*3.14
=138.16cm^2
12/2 = 5 cm
p>
8/2 = 4 cm
(5*5-4*4)*3.14
=9*3.14
=28.26cm ^2
50 2 = 52 cm
(52*52 50*50)*3.14
=204*3.14
= 540.56cm^2
10/2 = 5 cm
5*5*3.14=78.5cm^2
10*12- 7805
=120-78,5
=41,5cm^2
2*2*3,14/2
=12,56/2
=6.28cm^2
(6.28-2.28)*2/4
=4*2/4
2 cm