Answer:
Step-by-step explanation:
see image below
<u>Answer: </u>120
Since there is the 100 in the triangle, the other two sides in the triangle are equal to each other. So they are both 40
So 180 - 40 = 120
x=-0.006667
A is the answer
no
because the answer is x ≥3, not x ≥-3
