. A natural number is said to be a perfect square if there exists a natural number k such that n = k 2 . Write down what it means for a natural number n to not be a perfect square.

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?