<span>Since on the Earth, mass = weight, you can use a scale.
hope that helped</span>
Answer:
The area of each section of the circle is 
Step-by-step explanation:
we know that
The area of a circle is equal to

we have

substitute

To find the area of each section divide the complete area of the circle by 
so

Answer:
b) 10 years
Step-by-step explanation:
8,000 x .04 = 800 x 10 = 8000
Hope that helps!
20,000+5,000+300+2
(expanded form)