I don’t know man I’m sorry
90°
∠AEF is a right angle
∠CEF is a straight angle
m∠CEF = m∠CEA + m∠BEF
Increasing is= [0,90], [270,360]
Decreasing is=[90,270]
Concave up=[180,360]
Concave down=[0,180]
Answer:
The answer is A
Step-by-step explanation:
Answer:
10+10
Step-by-step explanation: