What is the surface area of the solid that this net can form?

A net has 3 rectangular faces and 2 triangular faces. One rectangle has a base of 13 and height of 5. Another has a base of 12 and height of 5. Another has a base of 5 and height of 5. The triangles have a base of 12 and height of 5.
106 square centimeters
150 square centimeters
210 square centimeters
270 square centimeters

5 x 14?

im new, sorry if this is wrong.

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.

16 would be your answer