Find a base radius of a cone of height 14 cm and volume of one + 2/3 cm cube​

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Which best explains why this triangle is or is not a right triangle ?