CONSTRUCTION An electrician is carrying a ladder horizontally around a corner from one hallway to another. One hallway is a foot wider than the
other. If 8 = 30°, find the exact length of the ladder.

18.8cm hope i at all

step-by-step explanation:

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.

-3.5 is the distance.

i've had this question so choose the one in the absolute value sign.

3.07*10^-4

move the decimal 4 places to the left

.000307