Answer:
of each what?
Step-by-step explanation:
Answer:
270 in
Step-by-step explanation:
the least amount of fabric she would need is equal to the area of the mat
the mat is in the shape of a rectangle
Area of a rectangle = length x width
15 x 18 = 270 in²
(x - 10) × 2
You have to multiply it by 2 so that you get the area
By understanding geometric symmetry and understanding natural phenomena