A man is trying to zombie-proof his house he wants to cut a length of wood that will brace a door against a wall. the wall is 4 feet away from the door and he wants to brace to rest to feet The door. about how long should you cut the brace? If he needs to buy the word for the brace how much will it cost if a foot of wood cost $3.25 if he pays with a $20 bill how much change will he get? (show all work)

17.08

correct me if i am wrong.

the answer is:

the lateral area is equal to

to find the lateral area of the square pyramid, first we need to find the perimeter of the base, and then, find the lateral area using the following formulas:

where,

s, is the base length

slant height, is the height of a the side of the pyramid

we are given:

now, calculating the perimeter of the base, we have:

then, calculating the lateral area:

hence, we have that the lateral area is equal to

have a nice day!