Answer: d) 12 ft
Step-by-step explanation:
Let x be the width of the room , the the length of the room will be 2x.
We consider the shape of room is rectangle.
We know that the area of rectangle is given by :-
, where l is length and w is width.
Given : Area of the room is 288 square feet
Since, width cannot be negative, so the width of the room = 12 feet.
Please read "Step-by-step" if you're having trouble
Answer:
x²(1-)
Step-by-step explanation:
Each side of the cookie dough is x long, since there is no given number, the diameter of the plate is also x, its as long as the square is wide, making the radius 1/2x.
The area of the cookie dough is x², the area of the plate is 1/4x².
You have the equation x²- x²the equation has a Greatest Common Factor of x² so your factored equation is x²(1-
)