Team Tool Bella's average rate was 3 miles per hour.
Answer: B) there is not enough information to tell since they are not between parallel planes
Step-by-step explanation:

<h2>Given :- </h2>
- wide of the hall (Breadth) = 10m
<h2>To Find :- </h2>
- Surface area of the walls (Four walls area)
<h2>Formula :- </h2>
Four walls area of the hall = 2h(l+b)
where,
<h2>Solution : - </h2>
By substituting values according to the formula,
➙ 2 × 4m(12m + 10m)
➙ 8m(22m)
➠ 176m²
It's option B
<h3><u>Hence, The surface area of the walls is (B) 176m²</u></h3>
<h2 /><h2 />
To find the average over 5 times, we have to divide the total by 5. Therefore, 260/5 = 52 = the average change in your account balance each trips. 260 = amount of money you withdraw, 5 = number of trips made by the ATM. We need to divide due to that if something is spread out equally 5 times, what you get in one time clearly won't be all of it