Hi guys! Just double checking my work! Look at the picture and Lmk the surface area!!! I'll give a BRAINLIEST , RATINGS AND THANK YOUS - <3

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.

Jahdzia wears her winter coat when the temperature is colder than -4 degrees celsius. write an inequality that is true only for temperatures (t) at which jahdzia wears her winter coat.