Find the area of the circle. Leave your answer in terms of pi.

a. 20pi cm^2

b. 100pi cm^2

c. 400pi cm^2

d. 40pi cm^2

definitely a. the others have almost all data points on one side of the line.

step-by-step explanation:

85.3-64 = 21.3

so laura has already added 85.3 grams of chocolate powder and she has gone over the amount specified in the recipe by 21.3 grams

hope i ! have a great  day!

answer: 4  

the square root of 16 is 4. it is a very simple mathematic concept. a square root when a number multiplied by itself will result in a number. here, the number 16 comes when 4 is multiplied by 4. hence the square root of 16 is 4. you can always figure out a square root by the inverse operation of squaring.  

~dasgupta/mathbook/append17dec2k8.pdf