A report states that 40% of homeowners had a vegetable garden. Approximately how large a sample is needed to estimate the true proportion of homeowners who have vegetable gardens to within 3% with 99% confidence?

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

When a rectangle is dilated, how do the perimeter and area of the rectangle change?

Which are factor pairs of 350? choose all answers that are correct. a) 30 and 12 b) 35 and 10 c) 70 and 5 d) 2 and 125