I need help with this

#12 find the value of x. #13 find the value of the variable.

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2