Answer:
366 square inches
Step-by-step explanation:
Surface Area Formula:
A= 2( w*l + h*l + h*w)
So you substitute the numbers:
A= 2(3*9 + 13*9 + 13*3)
A= 2( 27+ 117 + 39)
A= 54+234+78
A= 366 square inches
There you go :)
Answer:
IM SMART
Step-by-step explanation:
Answer:
12/11
Step-by-step explanation:
11/11=1
1/11=1/11
11/11+1/11=12/11
54+ squared root symbol 29 + squared root symbol 778