1. Explain how you can use the algebraic representation to determine the new coordinates of a point. 2. Describe how you know if the image is reduction or enlargment of the pre-image.

PLEASE Answer (For Number 1, It Isn't you Can't)

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Me. i can't figure out this question. give an explanation too. .

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?