Answer:
By using Carl Gauss's clever formula, (n / 2)(first number + last number) = sum, where n is the number of integers, we learned how to add consecutive numbers quickly. We now know that the sum of the pairs in consecutive numbers starting with the first and last numbers is equal.
Answer:
less than
Step-by-step explanation:
because
1 l= 1000 ml
so 4.2 l= 4.2x1000
= 4200 l
so 4200<4800
Answer:
Alexis = 59
Becca = 74
Cindy = 152
Step-by-step explanation:
a + b + c = 285
a = b - 15
c = 2b + 4
Answer:
The circumference of the yellow circle is 
or 
approximately, the circumference of the blue circle is 
or 
approximately, the circumference of the green circle is 
or 
approximately, the circumference of the red circle is 
or 
approximately, and the circumference of the pink circle is 
or 
approximately.
Step-by-step explanation:
To find the circumference of a circle, you need to multiply the diameter of the circle and multiply it by 
. In this case, the circumferences of the yellow circle are or approximately , the circumference of the blue circle is or approximately , the circumference of the green circle is or approximately , the circumference of the red circle is or approximately , and the circumference of the pink circle is or approximately .
