Answer:

Step-by-step explanation:
we know that
The area of a circle is equal to

we have

substitute

Remember that a central angle of
subtends for the area of a complete circle
so
by proportion
Find the area of the circle for a central angle of 

Answer:
-13
Step-by-step explanation:
Have a nice day !
Answer:
1/2
Step-by-step explanation:
Step 1: You would multiply 2/3 by 3/4.
(Hint: if it is ____ of ____, you would most likely multiply)
Step 2: 2×3/3×4
Step 3: 2×3=6
Step 4: 3×4=12
Step 5: 6/12
Step 6: Simplify 6/12 = 3/6 = 1/2
Hope this helps :)
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