Answer:
Option C. 
Step-by-step explanation:
we know that
The surface area of the triangular prism using the net is equal to the area of two triangles plus the area of three rectangles
so



Answers:
a. -80
b. -60
c. 98
d. -54
Answer:
795.87
Step-by-step explanation:
2,300.46 - 1,504.59 =795.87