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Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

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)

If the value of cos330°is√3/2 then find cos 165°.