Which of the following statements is false? a- log9(0)=0 because 9^0=0
b- log3(9)=2 because 3^2=9
c-log5(5)=1 because 5^1=5
d- log4(0) does not exist because 4^=0 for any x

The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.