Answer:
z = 8
Step-by-step explanation:
All angles inside a triangle add up to 180 so:
90 + 40 + 5z + 10 = 180
5z + 140 = 180
5z = 40
z = 8
It would be a 90%. In the calculator 18 is what percent of 20.
Answer:
-17,-6and 1,-6
Step-by-step explanation:
Linear fonction's equation : y = ax
So only in y = 2x
2 is the constant of <span>proportionality</span>