Four circles, each with a radius of 2 inches, are removed from a square. What is the remaining area of
the square?
O (16 - 471) in.2
O (16 - 7) in.2
O (64 - 1671) in.2
O (64 - 471) in.

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.