If it is area you're looking for, the answer is 7.92 cm^2, or ~7 11/12 cm^2.
3x-12 is simplified from parenthesis
Answer:
50 easy
Step-by-step explanation:
The answer is a because there is not an 8 on the chart
The larger number is 200. The ratio is 20:10 and 200 + 100 = 300.
