Answer:
a
Step-by-step explanation:
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.
Answer:
314 in
Step-by-step explanation:
The area of a circle is pi* r^2
If the radius is 10, then it is
pi* 10^2= 100pi
100*3.14 is around 314.16, using 3.14 for Pi it will be 314
Answer:

Step-by-step explanation:

Step-by-step explanation:
B) the sum of 3 times a number and 4
Hope it's helpful to you