Answer:
2
Step-by-step explanation:
2
Answer:
C. 3n+7=7+3n
Step-by-step explanation:
I got it right on my unit test! :)
Since the other person just got
it for points I decided
too answer
it myself you’re welcome!
Answer:
Janet can 2 4/10 of a neckalace in an hour.
Step-by-step explanation:
20 minutes is 1/3 of 60 minutes so...
4/5 x 3 = 12/5 = 2 2/5 = 2 4/10
Hope this helps! Please mark as brainliest.
Area of a semicircle = 1/2 πr²
1/2 πr² = <span>76.97
Multiply both sides by 2:
</span>πr² = 153.94
Divide both sides by π:
<span>r</span>² = 49
Square root both sides:
r=√49
r = 7
Answer: r = 7
