The people out there wanted to fence the pond, but they didn't know the length of fence to be bought.
The lengths AB and CD of the trapezoid ABCD (AB parallel to CD) are 8 and 18 meters respectively.
If the cost of fencing is 10 Galleons per meter, How many Galleons were paid.
Details & Assumptions:
Round off your answer to the nearest integer. For example, if your answer comes to be 77.68 Galleons, your answer will be 78.