Cutting her time by 50% means reducing her time by half. Half of 45 seconds is 22.5 seconds. Therefore, to make the team, she must run a lap in 22.5 seconds.
On Carrie's map, Greenville and North Valley are 90 miles away from each other. On Krystal's map they are 81 miles away from each other.
An example of the difference of squares would be: a^2-b^2 = (a+b)(a-b)
Use Photomath or desmo to give you the answer
Answer: la respuesta es 24
Step-by-step explanation: