Answer:
2. 39 cm
Step-by-step explanation:
Jack is 1.79m
1.79 + 2.8= 4.59 m
4.59-4.2= 0.39m
0.39 m= 39 cm
Answer:
18 inches!
Step-by-step explanation:
Since you are multiplying the original size by 3 times (4 in. originally • 3 = 12 inches) you just multiple the original height by 3 (6•3=18)
hope this helped!
We know:
and
These expressions have an 
term in common. We can combine them if we can find forms of the expressions in terms of :
Now, because 
(by the reflexive property), we can write:
This is our answer, A.
