Answer:
Your answer is C.
Explanation:
I don't know how to add an explanation to this question, I just knew the answer.

; to find the length of the hypotenuse, you have to use the pythagorean theorem, which states that, in a right triangle,

.

and

would be the two legs, while

would be the hypotenuse. You need to plug in the values of the legs as

and

:

. Solve for the squares of the two numbers, resulting in

, and ultimately

. Find the square root of

and

, and you get

.
Answer:
The Attack on Pearl Harbour.
Explanation:
On December 7th, 1981, Pearl Harbour was attacked by Japan.
Answer: A higher dependency ratio is likely to reduce productivity growth. A growth in the non-productive population will diminish productive capacity and could lead to a lower long-run trend rate of economic growth.
It has good soil and a mild climate.