Question

considere a figura abaixo e encotre

Answer 1

a)
a² = 2²+4²
a² = 4+16
a² = 20
a=√20
a= 4,472135955

b)
b² = 8²+4²
b² = 64+16
b² = 80
b= √80
b=8,94427191

c² = a²+b²
c² = 4,472135955²+8,94427191²
c² = 20+80
c² = 100
c= √100
c=10

Perímetro MNPQ:

(4+4)+8+10+2
8+8+10+2 = 28