Answer:
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:
Answer:
17
Step-by-step explanation:
Use the Pythogream theorm where c is the hypotenuse.
5/8 as a decimal would be 0.625. :)
Answer:
10 by 4
Step-by-step explanation:
10 is 6 units greater than 4
and
10 times 4 is 40
360=(4a-12)+(12a)+(3a)+(x)
A=18.6 or 93/5
