There are 540 degrees total in the interior angles of a regular pentagon.
Just so you know, the total degrees of interior angles goes up by 180 degrees.
A triangle is 180 degrees, a quadrilateral 360, and a pentagon 540.
Answer:
area is 90 and perimeter is 46
Step-by-step explanation:
the area for a rectangle is l * w, so 18*5 is 90, and the perimeter is 2l+2w, which is 46.
3/25 is your answer
12/100-->
6/50-->
=3/25
Step-by-step explanation: