How many unique triangles can be made where one angle measures 98 degrees and another angle is an obtuse angle

Step-by-step explanation:

Given

Radius of cone

height of cone

Chocolate is filled up to a height of

Work done to lift a body to a height h when F force is applied is  given by

An infinitesimally slice of chocolate at a height of y has a radius

Volume of slice is

This mass need to be raised to a height of 6-y which requires a work of

To empty the tank

at