Answer:
11.7
Explanation:
HOPEFULLY THIS HELPS YOU! :D
A 90 degree clockwise rotation switches the numbers in the x and y places and makes x negative, for example, the coordinate (3,4) rotates 90 degrees clockwise and becomes (4,-3), or using a formula, A (x,y) -> A' (y,-x)
I believe the answer is B.
Answer: a. density-independent factor
Hurricane Katrina in 2005 that destroyed lots of lives and properties is considered to a density-independent factor. Density-independent factor limits the size of the population in which effect is not dependent to the number of the population. An earthquake is also a density-independent factor.