Question

o complemento e calculo
exenplo 25 e 65 pois 25+65=90

a)45= b)54= c)28= d)30=

Answer 1

a) 45 + x = 90
x = 90- 45
x = 45°

b) 54 + x = 90
x = 90 - 54
x = 36°

c) 28 + x = 90
x = 90 - 28
x = 62°

d)30 + x = 90
x = 90 -30
x = 60°



att: Jhonny