B. is the ans hope you get a hundred
Area of rectangle in the middle = 12 * 9 = 108
Area of left triangle = .5 * 2 * 9 = 9
Area of right side triangle = .5 * 5 * 9 = 22.5
Total area = 108 + 9 + 22.5 = 139.5 square inches
So she has used two kinds of sugar, brown and powdered.
She used

cups of brown sugar and

cups of powdered sugar: we need to add the two numbers:

+

= 2+1+

=3

so the correct answer is 4.5
Answer:
I think it is 10.
Step-by-step explanation: