Answer:
Step-by-step explanation:idk
Answer:
Negative
Step-by-step explanation:
Circle Area = PI*r^2
Semi Circle Area = (PI*r^2)/2
76.97 = (PI*r^2)/2
76.97 * 2 / PI = radius^2
radius^2 = 76.97 * 2 / PI
radius^2 = 153.94 / PI
radius^2 = 49
radius = 7
Diameter = 14 yards
6. D
<span>"7n + 18"
7. A
</span><span>"{4, 5, 6, 8}"
</span><span>8. C<span>
"Positive Numbers"</span></span>