Width = 9cm
Length = 18cm
<u>Explanation:</u>
Let width = b,
So, length = 2b
Perimeter of rectangle = 2x(length + width)
According to the question,

Hence,
Width = 9cm
Length = 18cm
Answer:
Step-by-step explanation:
its 21
Answer:
1232
Step-by-step explanation:
If you see the slope intercept form that’s the y coordinate
Answer:
Step-by-step explanation:
You already have f(x)= x2
so
3(2x)=6x
I hope this help