Lynn Williams needs to fill her soccer ball with air. How much air will it take to fill a soccer ball with a radius of 35 centimeters?

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

The equation respenting the left table is

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.