Question

Determine as medidas a ,h,m e n no triângulo retangular ABC a seguir

Answer 1

a² = 3²+4²
a² = 9+16
a² = 25
a = \/25
a = 5

b² = am
3² = 5m
5m = 9
m = 9/5
c² = an
4² = 5n
9n = 16
n = 16/5

h² = mn
h² = 9/5*16/5
h² = 144/25
h = \/(144/25)
h = 12/5
h = 2,4