Trey made pasta in the shape of a square. he draws 2 lines to cut the pasta into smaller pieces. the smaller pieces have 12 sides and 12 vertices in all. what shapes could the smaller pieces be?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

What is the reflection image of (5,-3) across the line y = -x?

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?