Emma has a fish tank with two fish in it. The probability that the first fish lives for at least one year is 0.84. The probability that the second fish lives for at least one year is 0.90. The lifespan of each fish is independent of the other fish. What is the probability that both fish live for at least one year? Do not round your answer.

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)