Answer:
Step-by-step explanation:
Multiply the length and width, or c and b to find their area. Multiply this measurement by two to account for both sides. Add the three separate measurements together. Because surface area is the total area of all of the faces of an object, the final step is to add all of the individually calculated areas together.
Answer:
ans is 5 -¹⁸ thanks for asking
8.57 for the first one and, I’m not sure a bout the second time though
Step-by-step explanation:
As you have done till
3p + 8 = 20
3p = 20 - 8
3p = 12
p = 12 / 3 = 4
