Answer:
Step-by-step explanation:
180° - 2 × 31° = 118° is measure of an angle which is vertical to ∠ECD ⇒
m∠ECD = 118°
Answer:
I'm pretty sure it's 90% range of acceptable weight.
Step-by-step explanation:
2 and 5 and it's says i need more letters to summit this answer that's why i am typing all of this
