Add each sides' centimeters together to get the perimeter. multiply length x width to get the area. I hope this helped
-3 im not 100% sure
sorry if its wrong
hope this helps
Your answer would be 107. You can get this answer by following the rules of PEMDAS or Parentheses,Exponents,Multiplication, Division, Addition and Subtraction. Hope this helps! :D
Check the picture below.
recall the diameter is twice as long as the radius, thus d = 2r = 38.42 or rounded up to 38.