Answer:
I think base times hight
Area of a regular pentagon = pa/2, where p = the perimeter and a = the apothem. If you don't know the perimeter, calculate it from the side length: p = 5s, where s is the side length.
Step-by-step explanation:
7:13
Answer:49/8
Step-by-step explanation:7/8 times 7 is 49/8
$20