Solution here,
In the figure, the upper small triangle is similar to a lagre triangle.
Now, from the property of similar triangle,

therefore, x= 7
Answser:
It's the first one
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
The y- coordinate of M is the average of the y- coordinates of A and B
y - coordinate of M =
=
= 5
I disagree because she can use a pencil and paper or she can do mental math