C. 196 sq. In.
Multiply 4×7×7 To find the surface area.
Answer:
The simplified form of
is 
Step-by-step explanation:
Given : 
We have to write the simplified form of 
Consider the given expression 
We know 
and 
Thus,

Simplify, we have,

Thus, The simplified form of
is 
Answer:
BC = 7.
Step-by-step explanation:
subtract 12 inches from 19 and then you get the result for BC.