Which figure is not a polygon?

a.
figure a

b.
figure b

c.
figure c

d.
figure d

What is the definition of navajo code talkers?

Oque provoca coroço no peito do homen?

What development led the soviet union to establish the warsaw pact? the soviets gained control over satellite countries. west germany joined nato. the allied powers grew weaker. the berlin wall was erected between east and west germ