Look at picture, answer quick please

The part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledVThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is calledThe part of an atom where nearly whole mass is

concentrated is called

Step-by-step explanation:

square root

step-by-step explanation:

30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared