Answer:
∠ 1 = 60°
Step-by-step explanation:
the angle on the circle is half the measure of the central angle , subtended on the same arc , then
∠ 1 =
× 120° = 60°
90 degrees or a right angle.
H I’m only on 6th grade go to your teacher
Answer:
it's a remarkable identity :
(x+2)^2