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The answer to this problem is C
.5
![r^{2}](https://tex.z-dn.net/?f=%20r%5E%7B2%7D%20)
<span>Θ = area of a sector
theta must be in radians not degrees though</span>
Opposite of 10 is -10 then multiply by 4 which is -40 then subtract 30 which is -70
Answer: 4.5 years
Step-by-step explanation:
He will be 16.5 which is 1/2 of the 33 year olds age in 4.5 years