The surface area of the prism is the sum of surface areas of 3 rectangles and 2 triangles.
The surface area of rectangles are
.
The sum is
.
The are of each triangle is
.
The sum of areas of 2 triangles is
.
The surface area of the prism is
.
Nz = 14
I think that is the answer
Do you have an image with the statments?
The common difference is 3
Answer:
33
Step-by-step explanation: