Answer:
I believe the answer is C. I'd have to work this out on paper to be certain, but from what i worked out mentally, i got C. lol
Step-by-step explanation:
Answer:
21
Step-by-step explanation:
y = 3x + 9
y = -3x + 12
y=21
Answer:
3000 square inches.
Step-by-step explanation:
First, scale this one up. Multiply each by 2. consider area of a trapezoid. A = 1/2 (b1 + b2) h. This will be 1/2 (20 + 30) * 20, so you'll get 500 square in. Then, multiply by 6 since Buffy is making 6 of them. 500 * 6 = 3000 square inches.
