Please explain the difference between (-10)^2 and -10^2. What are the values of each expression?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?

The best method for solving quadratic written in vertex form is