How many penny's makes a pound?

There are approximately 145 copper pennies in a pound

Hope that this was helpful :)

240

Step-by-step explanation:

I don't know why it just is

+25 = x

step-by-step explanation:

here x is the hypotenuse of a right triangle whose legs are 7 and 24.   by the pythagorean theorem, 7² + 24² must equal x²:

x² = 49 + 576 = 625.   thus, x = +√625 = +25 = x