Answer: Idk but i really need the points :(
Step-by-step explanation:
Answer:
You use the vertical line test to see if a function is relation is a function
Step-by-step explanation:
A function is a relation with only one output for every input. That means that if the x value and two y values, it is not a function.
Answer:
y = 57
Step-by-step explanation:
y α x
y = kx ; k = Constant of proportionality
81 = k* 54
k = 81/54
k = 1.5
Value of y when x = 38
y = kx
y = 1.5 * 38
y = 57
Hence, y = 57 when x = 38
Answer:
Step-by-step explanation:
As per the diagram, the triangles on the left and right are similar.
<u>The ratio of corresponding sides is equal:</u>
The height of the wall is 18 feet