The layer of gold coating on a ring should be 0.03 millimeters thick when the ring is completed. a coating of 0.021 millimeters has already been applied. how many more millimeters of gold coating must be added to finish the ring? a. 0.018 millimeters b. 0.009 millimeters c. 0.18 millimeters d. 0.09 millimeters

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

3.4a=57.8 what is the the value of a

To keep cylindrical tanks from tipping over, a designer is planning to enlarge the original area of the base by 50%. the new tank should have the same volume as the original. how should the designer change the height of the tank? a: make it 50% taller than the height of the original tank. b: make it 6623% taller than the height of the original tank c: make it 3313% shorter than the height of the original tank d: make it 50% shorter than the height of the original tank.