Help me solve this log54,log24,log0.8

Answer 1

Help me solve this:a composite solid consists of a cube of edge 28cm & square pyramid of height 16cm calculate the surface area of the solid

Answer 2

for the logs, all you have done is list three logs. So what is the question?

For the solid, the area of the cube is 5*28^2 (the top face is hidden)
the area of the pyramid is four triangle, each with base=28 and height=√60
I assume you can find the area of a triangle ...