Answer:
a
Step-by-step explanation:
You're trying to find the distance between D and E so u use the distance formula.
sqrt (a+b-b^2)+(c-c)^2=sqrt a^2=a
Answer:
85
Step-by-step explanation:
Place the 9 in for X and 9 to the second power is 81. Then add 4...85.

solve for "a", to see what Africa's population will then be
Answer: A
Step-by-step explanation:
5 is in the ones place rather that the tens place.