Area= 2πr
So,
If you were to multiply the radius by 2 since 2 is not in the equations,
4*2= 8
8π ft^2 would be the correct answer.
I hope this helps!
~kaikers
Answer:
1)probability of choosing a yellow marble is 6/14 or 3/7(in lowest terms)
2)probability of showing its heads is 1/2
Answer:k=3
Step-by-step explanation:
Parece que faltan datos
para poder hallar el valor de la incognita k. Debe haber una ecuación
Suponiendo que tu expresion estaba igualada a cero
-4k+12=0
Despejando k quedaría -4k=-12
luego k=(-12)/(-4)
obteniendo el valor de k=3 positivo
