Compare:
a. surface area of a sphere with a radius of 1cm
b. area of a circle with a radius of 2cm
answers:
1- a> b
2- a 3- a=b
4- cannot be determined

When you answer this can you explain

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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)