Answer:
390cm
Step-by-step explanation:
Answer:
9x + 2
Step-by-step explanation:
Because you are multiplying an unknown number by 9, it would be considered 9*x or 9x.
Then, you add 2, because when you increase in math, you are adding.
Therefore, the final product is 9x + 2.
Answer:
Step-by-step explanation:
<u>Area of trapezoid formula:</u>
<u>Substitute the values on the sketch and find the area:</u>
- A = (9 + 13)*10/2 = 110 in²
