Answer:
thank you for the points.
SA = (2 x 3 x 10) + (2 x 3 x 12) + (12 x 10 x 2)
SA = 60 + 72 + 240
SA = 372
So, the surface area of the prism is 372 in².
If your looking for a simplified answer, it would be

.
Hope this helps.
3/4 of 3600..." of " means multiply
3/4 * 3600 =
10800/4 =
2700 <==
Answer:

Step-by-step explanation:
For perpendicular lines, we use the same y-intercept. Though, to find the slope of perpendicular lines, we use opposite reciprocals. The opposite reciprocal of
is
.