Answer:

Step-by-step explanation:
Given
See attachment for triangle
Required
Find x
To find y, we make use of the relationship between sides lengths 11 & x and angle 37
The relationship is:

i.e.

Make x the subject



-- approximated
this is an isosceles triangle... meaning that the two base angles will be equal.
180 - 38 = 142
142 / 2 = 71
x = 71
Answer:
yes its a function because the x side doesnt repeat itself
Step-by-step explanation:
Answer:
Y=4x-9
Step-by-step explanation:
The line is at -9 when it's on the y axis
It goes up 4 over 1