Answer:
What grade is this?
Step-by-step explanation:
I don't understand.
Answer:
We can see that it is an isosceles triangle so base angles are equal.
Step-by-step explanation:
x + x + 56 = 180
2x = 180 - 56
2x = 124
x = 124/2
Therefore x = 62.
Answer:
The angle is 60 degrees
Step-by-step explanation:
Answer:

Step-by-step explanation:
To solve, isolate your first equation for y.

Now, plug in this y value to your second equation.

Now, plug your x value into your first equation and solve for y.
