If P is perfect square then 2p. is also a perfect square

False

Step-by-step explanation:

example:-

2*2=4

which is a perfect square

4*2=8

which is not a perfect square

r(0,90)(x,y) . t(-5,0)

last option

step-by-step explanation:

∆def to ∆d"e"f"

- rotate 90 counterclockwise degrees

- then translated 5 to the left (x --> x - 5)

answer is the last option

hope this !