Se tiene una circunferencia de perímetro 20 pi cm, determina: a) Radio del círculo

b) Área del círculo

12 is 33 1/3% of 36 what is the whole

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Find dy/dx using implicit differentiation ln(20+e^xy)=y