Point D? or A
correct me if im wrong
Answer: 90 degrees counterclockwise and 270 degrees clockwise are the same things and you need to use the same formula for both
Step-by-step explanation:We swap the value of x and y and negate the value of y. So the value of x becomes the value of y and value of y becomes the value of x. so the formula is:
(x, y) –> (-y, x)
Before Rotation After Rotation
(x, y) (-y, x)
hope this helps
Answer:

Step-by-step explanation:
When multiplying you use the number with least amount of significant figures in it since both 0.00045 and 0.0015 have two significant figures in them our final answer will have two significant figures in it. So the to solve and express in scientific notation we simply multiply:
(0.00045)(500,000)
0.0015 = .3375 but in scientific notation to two significant figures we write:

Answer:
i think it is B
Step-by-step explanation:
Good Luck