The pentagon's area is the sum of the 5 triangles that comprise it. This is
where the factor of 2 accounts for the top and bottom. The walls have an area of 5 rectangles
Her electricity bill will be of 14256 pence.
<em><u>Explanation</u></em>
On average, Tanya uses 90 units of electricity per week.
So, the <u>total units of electricity in 12 weeks</u> will be: 
units
One unit of electricity costs 13.2 pence.
Thus, <u>the total cost for 1080 units</u> will be: 
pence.
So, her electricity bill will be of 14256 pence.
Answer:
The answer is five (5)
Step-by-step explanation:
-117 must be added to complete the square.
