Answer:
radius is 3.38cm
Step-by-step explanation:
Note: the volume of a cone is given as

Step one:
Given Information
volume= 30cm^3
height= 2.5cm
Required
The radius of the cone
Step two:
substituting our data into the expression for the volume of a cone we can then solve for the radius r

divide both sides by 2.62

Answer:
Step-by-step explanation:
Since 5 of the 8 students are boys, the fraction would be 5/8. The fraction would roughly be around 63%
4 meters
tons and grams are mass measurements
kilometer is closer to a mile measurement
so the only one that makes sense is 4 meters