Answer:
What's the question?
Step-by-step explanation:
48 ..? Uhhh wait why couldn’t u use a calculator though on your phone or—
Answer:

Step-by-step explanation:
ΔADC and ΔDBC are similar (AAA)
Therefore the cooresponging sides are in proportion:

Substitute:

<em>cross multiply</em>

Answer:
4
Step-by-step explanation:
6/12= .5
3.5≈4
Answer: 
Step-by-step explanation:
Given
Fractions are
and 
LCD of the two fractions is the least common denominator

Thus, option (c) is correct.