Answer:
the third angle is 50 degress
Step-by-step explanation:
the angle sum property states that the sum of all the interior angles of a triangle is 180.
therefore : 30 + 100 + x = 180
x = 180 - 130
x = 50
x ≥ - 1
$27.00 + 0.15t =
f(x) = 1,200 * (0.97)ˣ
