Julianne wants to find the surface area of a pyramid. the base is a square with sides that are 4 inches long. the other faces are isosceles triangles. the ratio of the height of each triangle to its base is 3: 2
part a: give the base length and the height of each triangular face
part b: find the combined area of the triangular faces
part c: find the surface area of the pyramid
pls answer !

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.

the correct answers are 1, 2, 4, and 5! i just got it right!