Area of this rectangle
4×3=12cm^2
formula
long side×short side=area of this rectangle
Answer:
The answer is A
Step-by-step explanation:
A * 2 = 1/2πr^2 * 2
2A / π = πr^2 / π
= 
So, the answer is A because r = 
Answer:
The x coordinates and y coordinates will switch places with each other.
Step-by-step explanation:
A' coordinates will go from (x,y) to (y,x) so the coordinates will switch.