Abuilding has a window that is 12 feet high. stan is going to use a ladder to get up to the window and decides to keep the ladder 5 feet away from the side of the building. how long does the ladder need to be?

your answer is a

step-by-step explanation:

4*4*4*4=256

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.