) Kira drew a circle with a radius of 20 inches and then another circle with a radius of 10 inches. What is the approximate difference between the areas of these two circles?

Respuesta :

Answer:

10 inches

Step-by-step explanation:

Because if you draw a circle and the inside you draw another circle the spaces between then is 10 inches cause 20 - 10= 10

Answer:942.48 aprox

Step-by-step explanation:el área del primero es 1256.64 del segundo es 314.16 y si lo restamos da 942.48

La formula del área es rxrxπ