Let Surface Area A, a the base edge and h the height:
A = a²+2a√(a²/4+h²)
h=?
pythagorean theorem:
h²=c²-a²
h=√(c²-a²)
h=√(8²-(.7/2)²)= 8
plug it in the above equation A= 11.7ft²
So A is correct
Answer:
try A
Step-by-step explanation:
The answer is true because they both have the 90 degree box and a mark in the line indicating they are the same length.
Its<span>14.427 well just do it on a paper you will see</span>
