Answer:
Option C
Step-by-step explanation:
we know that
the surface area of a pyramid is equal to
where
B is the area of the base
LA is the lateral area
The area of the base B is
The lateral area is equal to
the surface area is equal to
Answer: y = 1 +/-
<u>Step-by-step explanation:</u>
y² - 2y + 1 = x + 5
(y - 1)² = x + 5
y - 1 = +/-
y = 1 +/-
If the width is 12 and the length is 18, the perimeter of the rectangle is 12 + 12 + 18 + 18, or 60. So yes the perimeter can be 60.