Which expression represents the area of a circle with a radius of 7 units ?

A
7∙2∙π
B
7∙7∙π
C
7∙π∙π
D
3.5∙3.5∙π

B)7∙7∙π

Step-by-step explanation:

the area of a circle A=πr^2

the r^2 turns into 7*7 and you keep the pi

so it would be 7*7*pi

"a" determine whether sage found the correct quotient. show your work

step-by-step explanation: