Use the polygon tool to graph the image of the triangle with vertices (3,1), (3,4), and (1,4) when reflected across the y-axis.(pls answer fast)

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?