Question

Sabendo que b=12 e que m+n=13 cm calcule c,h,m e n

Answer 1

Ola Ana

h = m + n = 13

h² = b² + c²

13² = 12² + c²

169 = 144 + c²

c² = 169 - 144 = 25
c = 5 cm

b² = m*h 
144 = m*13
m = 144/13

c² = n*h
25 = n*13
n = 25/13 

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