Answer:
507
Step-by-step explanation:
As they said, I will be using 3 as pi.
(pi) 
(radius squared)
Without annotations: 
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Answer:
b=30
Step-by-step explanation:
The angle here is a right angle which is an angle that equals 90 degrees. You subtract that measure of the angle by 60 and you end up with 30.
It’s b.
because it’s would be 180-45
Answer:
the answer is the option C
m∠2 = 99° and m∠4 = 99°
Step-by-step explanation:
edg 2020
Answer:
7z-1 hope this helps
Step-by-step explanation:
