What is the approximate volume of this sphere? NEED HELP ASAP Don't forget to use the formula,

A 392.5

B 523.

C 3,140 cm

D 4,186.[

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Is the power produced directly proportional to the wind speed, give reasons for your answer?