Answer:
Answer is B The stone age came after the Paleolithic period
Step-by-step explanation:
Answer:
9x -18+18=43+18
Step-by-step explanation:
added 18 to both sides
hope this helps good luck :)
Answer:240.5
Step-by-step explanation:
Angle C = 87°(calculated)
AB=C
AC=220=b
Sine laws c\sin87=220\66
c=240.5
The area of the track will be 78501 m². The area of the track is equal to the area of the circle.
<h3>What is the area?</h3>
The space filled by a flat form or the surface of an item is known as the area.
The number of unit squares that cover the surface of a closed-form is the figure's area. Square meters and other similar units are used to measure area.
The area of the track is found as;

Hence, the area of the track will be 78501 m².
To learn more about the area, refer to the link;
brainly.com/question/11952845
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7.91 = 8 21.9 = 22
8 + 22 = 30