Answer:
Step-by-step explanation:
13
Answer:
B. r=7.5
yan po ang correct answer
Perimeter of circular area = πr = 3.14 * 10 = 31.4 mm
Perimeter of rectangular area = 30 + 20 + 30 = 80 mm
Total Perimeter = 80 + 31.4 = 111.4
In short, Your Answer would be 111.4 mm
Hope this helps!