Answer:
∠2 = 150°, it is a supplementary angle to 30°
∠3 = 30°, it is an alternate angle to 30°
∠4 = 150°, it is a supplementary angle to 30°
∠5 = 30°, it is an alternate angle to 30°
∠6 = 150°, it is a supplementary angle to 30°
∠7 = 30°, it is an alternate angle to 30°
∠8 = 150°, it is a supplementary angle to 30°
The equation of a circle with center
and radius
is

In your case,

Plug these values into the generic formula and you'll get your equation.
Answer: False
Step-by-step explanation:
398 + 9 = 407
400 + 8 = 408
If the equation was 398 + 10 then yes it will be equal to 400 + 8
The answer is 6.7 bc .09 times 74 equals 6.66 so you round the 6 to a 7.
Answer:
C
Volume is lxwxh. so it would be 2x3xh