Answer:
69
Step-by-step explanation:
as , 77+x = 146(external angle) , so x = 146 - 77
so x = 69
Answer:
The fourth option with x values of -3,-2,4 and 7 is a function of x.
Step-by-step explanation:
This is due to it having only one of each x value.
On the other tables, they have multiple values for an x value. This means that it is not a function
Here's a photo of the solution. Hope it helps and please give brainlist!
Answer:
true
Step-by-step explanation: In a concave polygon, each interior angle is less than 180°.