Enter the value of p so that the expression 3(4+n) is equivalent to 3(n+p)

Which solid has two triangular bases and three lateral faces, each in the shape of a rectangle? triangular prism triangular pyramid rectangular prism rectangular pyramid

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

Find the value of the variable and the length of each secant segment.