The average family spends $78 at the grocery store each week with a standard deviation of $25. Assume that the amount a family spends on groceries follows a normal distribution What percentage of families spend more than $50?

d. 145*2 is 290 than the total angle is 360 then minus 290 then divide by two

answer: the answer is d

363 square inches

step-by-step explanation:

surface area of a pyramid is b + 1/2ph

b is the area of the base: 11 x 11 = 121

p is the perimeter of the base: 11 + 11 + 11 + 11 = 44

h is the height of the pyramid: 11

121 + 1/2(44)(11)

121 + 242

363