Answer:
arc AB = 60°
Step-by-step explanation:
The diameter splits the circle into two semi circles.
in the semicircle above the diameter, you can do 180° - 120° = 60°
so arc AB = 60°
( I'm sorry; I'm not sure how to get the answer in terms of pi. )
Answer:
f(n) = 2 + 3(n-1)
Step-by-step explanation:
Answer:
11x-1
Step-by-step explanation:
Area =length x width
so multiply (2x+3) and (3x+1) to get 11x-1
Answer:
16
Step-by-step explanation:
(7-4)= (3+8) =(11-3) = (8+9) = (17-1) = 16
