A playhouse is in the shape of a regular octagonal pyramid with a side length of 3 feet and a slant height of 12 feet. The wood used to build the walls of the playhouse cost $3 per square foot. What is the cost of the wood for the walls of the playhouse?

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

answer: rolling a number cube and flipping a coin.

step-by-step explanation:

6 and 24

step-by-step explanation:

6 x 4 = 24

x = 12

y = 1

for the points!