Question

ajuda gente por favor ​

Answer 1

Explicação passo-a-passo:

a) $\sf 90^{\circ}-x$

b) $\sf 180^{\circ}-x$

c) $\sf 2\cdot(90^{\circ}-x)$

d) $\sf \dfrac{180^{\circ}-x}{2}$

e) $\sf x+(90^{\circ}-x)$

f) $\sf x-(180^{\circ}-x)$