Question

According to the graph, what is the value of the constant in the equation below?


A. 4
B. 2
C. 0.5
D. 8

Answer 1

ok look at the points (2,1) and (8,4)

can you tell how far along the horizontal axis we have moved to go from (2,1) to (8,4)

Answer 2

6,

Answer 3

yes, so
width = 6

now can tell how far along we have gone along the vertical axis?

Answer 4

3

Answer 5

so height =3

and we have
\[height = c \times width\]

or
\[3=c \times 6\]

Answer 6

solve for c

Answer 7

.5

Answer 8

looks good :)