7 7/8 can be estimated to 8
2 2/11 can be estimated to 2
8 + 2 = 10
7 7/8 = 56+7/8 = 63/8
2 2/11 = 22+2/11 = 24/11
63/8 + 24/11 = 693+192/88 = 10.06
So do you see how similar 10 and 10.06 are to each other? :)
0.024
You’re dividing by 5 each time
Answer:

Step-by-step explanation:
Given that:
is a supplement of
.
m
= 78°
To find:
m
= ?
Solution:
First of all, let us learn about the concept of an angle being a supplement of the other angle.
is known as supplement of
, if sum of the two angles is equal to 180°.
.
For example, angle made on one side by a line intersecting the other line are supplement of each other.
Here, we are given that
is a supplement of
.
In other words:

Putting value of
:

So, the answer is: 
Answer:

Step-by-step explanation:

I would say the answer is C. It WAS reflected, but I don't understand why it is dotted and doesn't have lines. Hope this helps, and good luck!!