Answer:


Step-by-step explanation:





Number one is but number two is not
of more than 1 dot is on an “up and down” line then it’s not a function
Answer:
a
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
2x2.5x3= 15
2x2.5x4.5=22.5
2.5x3x4=30
2.5x2x4=20
Answer:

Step-by-step explanation:
Given that,
The base of a triangle = 2 km
The perpendicular height of the triangle = 
We need to find the value of x. It is the Hypotenuse of the triangle. It can be solved as :

So, the value of x is equal to
.