1. 864 mm^3
2.1640 cm^3
3. 4.0 cm
4. 150pi ft^3
Centralangle/360 times area of circle=sector area
120/360 times pi8²=
(1/3)(64pi)=64pi/3 square inches
The answer is

<span><span>
Remember to combine like terms.
Hop this helps. c:</span></span>
That means she need to buy 2 packs of 100.