What should the diameter of a circle whose circumference is measured to be 20 cm be?

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 i need !

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?